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BS 5072-9:1980

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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

Available format(s)

Hardcopy , PDF

Withdrawn date

01-12-2011

Language(s)

English

Published date

30-04-1980

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Withdrawn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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