State system for ensuring the uniformity of measurements of the Republic of Uzbekistan. Standard samples of content and properties of substances and materials. Basic provisions. Replaces O’z DSt 8.004:99, O’z DSt 8.015-94, O’z RH 51-028:2000, O’z RH 51-042:2001
State system for ensuring the uniformity of measurements of the Republic of Uzbekistan. Reference materials. General and statistical principles for certification (attestation). Replaces O’z DSt 2964:2015 (ISO Guide 35:2006 MOD)
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