ISO-5997 › Chromium ores and concentrates -- Determination of silicon content -- Molecular absorption spectrometric method and gravimetric method

ISO-5997 - 1ST EDITION - CURRENT


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The molecular absorption spectrometric method (A) is applicable to products having silicon contents from 0,05 to 0,5 % (m/m), the gravimetric method (B) is applicable to products having silicon contents from 0,5 to 15 % (m/m). ISO 5997 should be read in conjunction with ISO 4297. Specifies among other things principle, reagents, apparatus, procedure, spectrometric measurement (method A only) and expression of results.

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Document Number

ISO 5997:1984

Revision Level

1ST EDITION

Status

Current

Publication Date

Nov. 15, 1984

Committee Number

ISO TC 65