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ISO 3978:1976

Aluminium and aluminium alloys — Determination of chromium — Spectrophotometric method using diphenylcarbazide, after extraction ISO 3978:1976

Publication date:   Dec 1, 1976

General information

90.60 Close of review   Jun 14, 2022

ISO

ISO/TC 79 Light metals and their alloys

International Standard

77.120.10   Aluminium and aluminium alloys

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Scope

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.

Life cycle

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PUBLISHED
ISO 3978:1976
90.60 Close of review
Jun 14, 2022