ISO-4139 › Ferrosilicon - Determination of aluminium content - Flame atomic absorption spectrometric method

ISO-4139 - 1ST EDITION - CURRENT


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The method is applicable to ferrosilicon having an aluminium content between 0,05 and 5 % (m/m). Specifies principle, reagents, apparatus, sample, procedure, expression of results and test report. Warns of perchloric acid fumes.

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77.100 (Ferroalloys Including classification, designation, sampling, chemical analysis, etc.)

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Document Number

ISO 4139:1979

Revision Level

1ST EDITION

Status

Current

Publication Date

May 15, 1979

Committee Number

ISO TC 132