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Molybdenum concentrates. Methods for the determination of carbon content

Document status: Active

Manganese ores, concentrates and agglomerates. Determination of size distribution by sieving

Document status: Active

Reagents. Methods for determination of aldehydes impurity

Document status: Active

Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 3. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns

Document status: Replaced by GOST 31371.3-2025

Hard coal cokes. Method for the determination of strength

Document status: Replaced by GOST 8929-2020

Unused hydrocarbon-based insulating liquids. methods for evaluating the oxidation stability

Document status: Active