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Niobium pentoxide. Method for the determination of phosphorus content
Document status: Active
Oil and gas industry. Offshore platforms for oil and gas production. General requirements
Document status: Replaced by GOST R 54483-2021
Brown coals, bituminous coals, anthracite and oil shales. Shortened methods of moisture determination
Document status: Active
Copper concentrates. Method for determination of calcium oxide and magnesium oxide
Document status: Replaced by GOST 32221-2013