Russian standards
Petroleum and petroleum products. Determination of the ageing behaviour of inhibited oils and fluids. TOST method. Part 1. Mineral oils
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Ammonia solution for industrial use. Determination of ammonia content. Titrimetric method
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Combustible natural gas. Quality. Terms and definitions
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State system for ensuring the uniformity of measurements. Natural gas. Compression factor of gas phase. Method of calculation based on gas physical properties
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Laboratory glassware. Burettes. Part 3. Burettes for which awaiting time of 30 s is specified
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