ISO-3978 Aluminium and aluminium alloys - Determination of chromium - Spectrophotometric method using diphenylcarbazide, after extraction

ISO-3978 - 1ST EDITION - CURRENT


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The method is applicable to chromium contents between 0,002 and 0,60 % (m/m). It may be extended to chromium contents of up to 1,5 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.

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77.120.10 (Aluminium and aluminium alloys)

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Document Number

ISO 3978:1976

Revision Level

1ST EDITION

Status

Current

Publication Date

Dec. 15, 1976

Committee Number

ISO TC 79/SC 1