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Graphite. Method for determination of hydrogen ions concentration of water suspension and water extract
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Bituminous materials. Determination of substances insoluble in quinoline
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Lubricating greases. Determination of dropping point over wide temperature range
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Bitumens. Determination of softening point by ring and ball
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Molybdenum concentrates. Methods for the determination of carbon content
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Crude petroleum. Gas chromatography method for determination of components boiling temperature range distribution
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