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Oil products. Method for the determination of gross calorific value and calculation of net calorific value
Document status: Replaced by GOST 21261-2021
Reagents. Methods for determination of chlorides impurity
Document status: Active
Peat and products of its processing. Methods for determination of smalls content and impurities
Document status: Active
Titanomagnetite ores, ironvanadium concentrates, agglomerates and pellets. Methods for determination of titanium dioxide
Document status: Active
