BS 4427-12:1979
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use Condensed phosphates for industrial use (including foodstuffs). Determination of arsenic content. Silver diethyldithiocarbamate photometric method
Hardcopy , PDF
12-01-2011
English
09-28-1979
National foreword
Cooperating organizations
Method
1 Scope and field of application
2 References
3 Principle
4 Reagents
5 Apparatus
6 Procedure
7 Expression of results
8 Test report
Annex
ISO publications relating to condensed sodium
phosphates for industrial use (including foodstuffs)
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