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Hard-metals bits for core exploratory drilling in medium hard. Specifications
Document status: Active
Reagents. Methods for the determination of peroxides in organic solvents
Document status: Replaced by GOST 28687-2016
Talc and talcomagnesite. Method for determination of magnesium oxide
Document status: Active
Occupational safety standards system. Equipment and facilities for prevention and localization explosions of dust-air mixtures in coal mines dangerous on gas and dust. General technical requirements. Safety requirements and test methods
Document status: Active
Synthetic detergents. Method for determination of flowability
Document status: Active
