ISO 4140:1979
Ferrochromium and ferrosilicochromium; Determination of chromium content; Potentiometric method
- Standard No.
- ISO 4140:1979
- Release Date
- 1979
- Published By
- International Organization for Standardization (ISO)
- Latest
- ISO 4140:1979
- Scope
- The method is applicable to all grades of these ferroalloys. Specifies principle, reagents, apparatus, sample, procedure, expression of results and test report.
ISO 4140:1979 history
- 1979 ISO 4140:1979 Ferrochromium and ferrosilicochromium; Determination of chromium content; Potentiometric method
