GSO ISO 456:1994
ISO 456:1973
Gulf Standard
Current Edition
·
Approved on
29 October 2025
Surface active agents: Analysis of soaps - Determination of free caustic alkali
GSO ISO 456:1994 Files
Arabic
7 Pages
Current Edition
31.23 OMR
English
3 Pages
Current Edition
Reference Language
20.66 OMR
GSO ISO 456:1994 Scope
This standard specifies two methods of determining free caustic alkali in commercial soaps, excluding compounded products;
– Method A, ethanol method;
– Method B, barium chloride method.
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