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BS 4993-3:1974 (R2016)

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BS 4993-3:1974 (R2016)

Methods of test for aluminium fluoride industrial use partTitleEN sectionTitleEN

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Fusion of a test portion with sodium carbonate/boric acid, dissolution of the melt in nitric acid, formation of the yellow (oxidized) silico-molybdic complex, reduction to the blue form and spectrophotometric measurement at 815 nm.

Author BSI
Editor BSI
Document type Standard
Format File
Confirmation date 2016-06-01
EAN ISBN 0 580 07999 6
ICS 71.060.50 : Salts
Number of pages 10
Cross references ISO 2369
Modified by AMD 2028 published June 1976 effective June 1976 Free of charge incorporated
Year 1970
Country United Kingdom
Keyword BS 4993:Part 3:1974