Reference number
ISO 3978:1976
ISO 3978:1976
© ISO 2024
International Standard
ISO 3978:1976
Aluminium and aluminium alloys — Determination of chromium — Spectrophotometric method using diphenylcarbazide, after extraction
Edition 1
1976-12
1976-12
ISO 3978:1976
9645
Published
(Edition 1, 1976)
This publication was last reviewed and confirmed in 2017.
Therefore this version remains current.
Abstract
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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