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BS 5072-6:1980

Current

Current

The latest, up-to-date edition.

Methods of test for sodium fluoride for industrial use Determination of silica content

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-04-1980

National foreword
Cooperating organizations
Methods
1 Scope and field of application
2 Reference
3 Principle
4 Reagents
5 Apparatus
6 Procedure
7 Expression of results
8 Test report
Annex

Describes a spectrophotometric method, using reduced molybdosilicate, for determining the silica content of sodium fluoride used for production of aluminium.

This International Standard specifies a spectrophotometric method, using the reduced molybdosilicate, for determining the silica content of sodium fluoride primarily used for the production of aluminium.

The method is applicable to products of which the P2O5 content does not exceed 0,02 % (m/m).

Committee
W/-
DevelopmentNote
Also numbered as ISO 3430. Supersedes 74/54500 DC. (07/2005) Reviewed and confirmed by BSI, March 2015. (03/2015)
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Current

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 5072-9:1980 Methods of test for sodium fluoride for industrial use Determination of carbonate content
BS 5072-4:1980 Methods of test for sodium fluoride for industrial use Preparation and storage of test samples
BS 6337-2:1983 General methods of chemical analysis Method for determination of silicon content (reduced molybdosilicate spectrophotometric method)
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 5072-9:1980 Methods of test for sodium fluoride for industrial use Determination of carbonate content

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