Russian standards PDF

State system for ensuring the traceability of measurements. Analyzers for determination of sulphur in petroleum and petroleum products. Verification procedure

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State system for ensuring the traceability of measurements. Instruments for determination the nitrites and nitrates in food. Verification procedure

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State system for ensuring the traceability of measurements. In vitro diagnostics medicine test systems for measurement of quantities in biological samples. Part 1. Hematology analyzers. Method of verification

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State system for ensuring the uniformity of measurements. Measuring electrodes for oxidation reduction potential determination (ORP). Verification procedure

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State system for ensuring the uniformity of measurements. Brown coals, bituminous coals, anthracite. Infrared thermogravimetric method of total moisture determination

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State system for ensuring the uniformity of measurements. Pulse photometry. Terms and definitions

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