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Petroleum bitumens. Method of separation into four fractions
Document status: Active
Carbonaceous materials used in the production of aluminium. Cokes for electrodes. Sampling
Document status: Active
Alumina. Methods for the decomposition of test sample and the preparation of test solution
Document status: Replaced by GOST R 50332.1-2019
Liquid filters periodic action, working under pressure. Safety requirements and test methods
Document status: Active
Alumina. Methods for the determination of zinc oxide
Document status: Replaced by GOST 25542.3-2023