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<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" 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alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21427.1-83

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21427.2-83

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21443-75

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21444-75

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, 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<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, 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<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" 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alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21480-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21481-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21482-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, 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<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21488-97

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21489-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21508-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21513-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21519-2003

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21520-89

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

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ГОСТ 21534-76

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21546-88

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21552-84

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, 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<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21558-2000

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail" alt="" srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" sizes="(max-width: 600px) 100vw, 600px" />

Close

ГОСТ 21560.0-82

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" 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