ISO 7693:1984
Ferrotungsten — Determination of tungsten content — Cinchonine gravimetric method
OVERVIEW
The method is applicable to ferrotungsten having tungsten contents between 70 and 90 % (m/m). Specifies principle, reagents, apparatus, sample, procedure, expression of results and test report. It also specifies, in the annex, a spectrometric method for the determination of molybdenum which interferes with the determination.
COMMENTS
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PRODUCT DETAILS
| Status | Current |
|---|---|
| Edition | 1984 |
| No. of Pages | 4 |
| ICS Classification | 77.100 Ferroalloys |
| Committee | ISO/TC 132 |
| Available for Purchase | For sale in Singapore only |
| Adoption | ISO |