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ISO 12979:1999
M00008465
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ISO 12979:1999 Carbonaceous materials for use in the production of aluminium -- Pitch for electrodes -- Determination of C/H ratio in the quinoline-insoluble fraction
standard by International Organization for Standardization, 12/01/1999
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This International Standard describes a method for the determination of the atomic carbon/hydrogen ratio of quinoline-insoluble material isolated from coal-tar pitches. A procedure for the isolation of the quinoline-insoluble material in a form suitable for the analysis is described.