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Zinc concentrates. Method for the determination of fluorine
Document status: Active
Solid mineral fuel. Method for determination of ash abrasiveness coefficient
Document status: Active
Synthetic detergents. Method for determination of sodium silicate
Document status: Active
Oxidized pit coal and anthracites of Kuznetsky and Gorlovsky basins. Classification
Document status: Cancelled
Coal briquettes. Method for the determination of water absorption
Document status: Replaced by GOST 21290-2018