GB - Chinese national standards

FerromolybdenumDetermination of silicon contentSulphuric acid dehydration gravimetric method and molybdenum blue spectrophotometric method

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Ferromolybdenum - Determination of phosphorus content - Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometrc method

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Ferromolybdenum—The determination of carbon content—Infrared absorption method

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Ferromolybdenum - Determination of sulfur content - The infrared absorption method and the combustion-iodate volumetric method

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Technical code for anticorrosion engineering of vinyl ester resins

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Code for construction and acceptance of cleanroom

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Standard for drawings undarground mining

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Standard for water function zoning

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Code for energy conservation design of non-ferrous metal mines

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