BS 5072-9:1980
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods of test for sodium fluoride for industrial use Determination of carbonate content
Hardcopy , PDF
01-12-2011
English
30-04-1980
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National foreword
Cooperating organizations
Methods
1. Scope and field of application
2. References
3. Principle
4. Reagents
5. Apparatus
6. Procedure
7. Expression of results
8. Test report
Annexes
A. Method for checking the degree of hydration of
the magnesium perchlorate
B. ISO publications relating to sodium fluoride for
industrial use and sodium fluoride primarily used
for the production of aluminium
Figures
1. Typical apparatus for determination of carbonate
content of sodium fluoride - Gravimetric method
2. Calibration curve giving the water content of
magnesium perchlorate as a function of the increase
in temperature caused by dissolving 20 g of the
product in 7 ml of water
Presents a gravimetric method for determination of the carbonate content of sodium fluoride for industrial use. The method is suitable for products having carbonate contents, greater than 0.02% (m/m).
| Committee |
W/-
|
| DevelopmentNote |
Also numbered as ISO 4278. Supersedes 75/53785 DC. (07/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| BS 5072-5:1980 | Methods of test for sodium fluoride for industrial use Determination of iron content |
| BS 5072-7:1980 | Methods of test for sodium fluoride for industrial use Determination of soluble sulphates content |
| BS 5072-4:1980 | Methods of test for sodium fluoride for industrial use Preparation and storage of test samples |
| BS 5072-6:1980 | Methods of test for sodium fluoride for industrial use Determination of silica content |
| BS 5072-8:1980 | Methods of test for sodium fluoride for industrial use Determination of chlorides content |
| BS 5072-1:1974 | Methods of test for sodium fluoride for industrial use Determination of water-insoluble matter |
| BS 5072-5:1980 | Methods of test for sodium fluoride for industrial use Determination of iron content |
| BS 5072-3:1975 | Methods of test for sodium fluoride for industrial use Determination of fluorine content |
| BS 5072-4:1980 | Methods of test for sodium fluoride for industrial use Preparation and storage of test samples |
| BS 5072-8:1980 | Methods of test for sodium fluoride for industrial use Determination of chlorides content |
| BS 5072-2:1974 | Methods of test for sodium fluoride for industrial use Determination of moisture content |
| BS 5072-7:1980 | Methods of test for sodium fluoride for industrial use Determination of soluble sulphates content |
| BS 5072-6:1980 | Methods of test for sodium fluoride for industrial use Determination of silica content |
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