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Crude petroleum and liquid petroleum products. Determination of density, relative density and API gravity by hydrometer
Document status: Active
Hard coals and brown coals. Method of sampling by boring holes
Document status: Active
Alumina. Method for the determination of silicon dioxide
Document status: Replaced by GOST 25542.1-2019
Brown coals, bituminous coals, anthracite and oil shales. Shortened methods of moisture determination
Document status: Active
