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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
Iron ores, concentrates, agglomerates and pellets. Method of determination of insoluble residue
Document status: Active
Solid mineral fuels. Determination of chemical composition of ash by method of atomic emission spectrometry with inductively coupled plasma
Document status: Replaced by GOST R 54237-2022
Copper concentrates. Method for determination of selenium (tellurium)
Document status: Replaced by GOST 32221-2013