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Testing of chemicals of environmental hazard. Ready biodegradability - CO2 in sealed vessels
Document status: Active
Previously reduced iron ores, concentrates, agglomerates and pellets. Method for the determination of metallic iron
Document status: Active
Insulating liquids. Determination of acidity. Part 1. Automatic potentiometric titration method
Document status: Active
Coke-chemical products. Rapid method for the determination of mass fraction of substances insoluble in toluene
Document status: Replaced by GOST 28357-2023