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Coals of the Far East for power supply purposes. Specifications
Document status: Cancelled
Laboratory glassware. Methods for assessing the chemical resistance of enamels for colour coding and colour marking
Document status: Active
Casing and tubing for petroleum and natural gas industries. Recommendation for care and use
Document status: Active
Dusts of non-ferrous metallurgy enterprises. Methods of antimony mass content measuring
Document status: Active
Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 1. Guidelines for tailored analysis
Document status: Replaced by GOST 31371.1-2020
