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Flotation pyrite. Specifications

Document status: Replaced by GOST 444-2016

Oxidized brown coals of the Far East. Classification

Document status: Replaced by GOST 14834-2014

Reagents. Ammonium ferrous sulphate. Specifications

Document status: Active

Reagents. Sodium tungstate 2-aqueous. Specifications

Document status: Active

Petroleum and petroleum products. Methods of sampling

Document status: Active

Liquefied petroleum gases. Detection of hydrogen sulfide. Lead acetate method

Document status: Active