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Chromium ores and concentrates. General requirements for methods of chemical analysis
Document status: Active
Manganese ores, concentrates and agglomerates. Methods for determination of manganese dioxide
Document status: Active
Super pure chemicals. Concentration of microimpurities by evaporation
Document status: Replaced by GOST 27565-2019
Ground sulphur for rubber products and rubbers. Specifications
Document status: Active
Light petroleum products. Method for determination of colour
Document status: Active