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Manganese concentrate for covering electrodes. Specifications
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Gas and gas-condensate field projection and development. General requirements for author's control at a gas, gas-condensate field development project
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Iron ores, concentrates, agglomerates and pellets. Method of determination of insoluble residue
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Super pure substances. Method used for determination of substances reducing potassium permanganate
Document status: Replaced by GOST 27567-2022