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download between 0-24 hoursReleased: 1976
ISO 3978:1976
ISO 3978:1976-Aluminium and aluminium alloys — Determination of chromium — Spectrophotometric method using diphenylcarbazide, after extraction
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| Standard´s number: | ISO 3978:1976 |
| Pages: | 4 |
| Edition: | 1 |
| Released: | 1976 |
DESCRIPTION
ISO 3978:1976
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.