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Alumina. Sampling and samples preparation
Document status: Replaced by GOST 27798-2019
State system for ensuring the uniformity of measurements. Natural gas. Compression factor of gas phase. Method of calculation based on gas physical properties
Document status: Active
Manganese ores, concentrates and agglomerates. Method for the determination of total manganese
Document status: Replaced by GOST 22772.2-96