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sklademVydáno: 1976
ISO 3978:1976
ISO 3978:1976-Aluminium and aluminium alloys — Determination of chromium — Spectrophotometric method using diphenylcarbazide, after extraction
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| Označení normy: | ISO 3978:1976 |
| Počet stran: | 4 |
| Vydání: | 1 |
| Vydáno: | 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.