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Alumina. General requirement for methods of chemical analysis
Document status: Replaced by GOST 25542.0-2023
Bauxite. Method for the determination of aluminium oxide
Document status: Replaced by GOST 14657.3-96
Zinc concentrates. Method for the determination of calcium oxide, magnesium oxide and aluminium oxide
Document status: Active
Goods of household chemistry. Method for determination of active oxygen mass fraction
Document status: Active
