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Lead concentrates. Determination of arsenic. Photometric and titrimetric methods
Document status: Active
Fuel oils. Method for determination of water and sediment by centrifugation method
Document status: Active
Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 5. Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and for a laboratory and on-line process application using three columns
Document status: Replaced by GOST 31371.5-2022
Motor fuel. Method for determination of the filtering factor
Document status: Active
Synthetic detergents. Method for determination of flowability
Document status: Active
Oxidized pit coal and anthracites of Kuznetsky and Gorlovsky basins. Classification
Document status: Cancelled