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sklademVydáno: 1980-04-30
BS 5072-5:1980
Methods of test for sodium fluoride for industrial use Determination of iron content
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| Označení normy: | BS 5072-5:1980 |
| Počet stran: | 12 |
| Vydáno: | 1980-04-30 |
| ISBN: | 0 580 11216 0 |
| Status: | Standard |
Popis
BS 5072-5:1980
This standard BS 5072-5:1980 Methods of test for sodium fluoride for industrial use is classified in these ICS categories:
- 71.060.50 Salts
This International Standard specifies a photometric method, using 1,10-phenanthroline, for the determination of the iron content of sodium fluoride primarily used for the production of aluminium.
The method is applicable to the determination of iron contents, expressed as Fe2O3, greater than 0,020 % (m/m).