ISO-12979 › Carbonaceous materials for use in the production of aluminium -- Pitch for electrodes -- Determination of C/H ratio in the quinoline-insoluble fraction

ISO-12979 - 1ST EDITION - CURRENT


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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.

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Document Number

ISO 12979:1999

Revision Level

1ST EDITION

Status

Current

Publication Date

Dec. 1, 1999

Committee Number

ISO TC 47/SC 7