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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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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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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ГОСТ 21825-76

<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 21815.18-90

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21805-94

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21804-94

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21802-84

<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" 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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/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" 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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ГОСТ 21791-76

<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" 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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21790-2005

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21786-76

<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" 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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/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" 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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data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21753-76

<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 21746-92

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/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" 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" 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" 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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" 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 21729-76

<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 21714-76

<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 21713-76

<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 21694-94

<img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-width: 600px) 100vw, 600px" class="attachment-woocommerce_thumbnail size-woocommerce_thumbnail lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="600" height="600" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21671-82

<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" alt="" data-srcset="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg 600w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-150x150.jpg 150w, https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-100x100.jpg 100w" data-src="https://russiannorms.com/wp-content/uploads/2020/03/document-example-TEMP-NO-600x600.jpg" data-sizes="(max-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 21646-2003

<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" 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