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ISO 6844:1983

Surface active agents — Determination of mineral sulfate content — Titrimetric method

Feb 1, 1983

General information

90.93     Nov 1, 2024

ISO

ISO/TC 91

International Standard

71.100.40  

French   English  

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Scope

A buffered acetonic solution of a test portion is titrated with a standard volumetric lead(II) nitrate solution in the presence of dithizone as indicator. The method is applicable to anionic surface active agents, containing sodium, ammonium and alkanolamine sulphates. It is not applicable to products containing other compounds such as phosphates or large amounts of chloride nor is it applicable in the presence of large amounts of salts of weak acids (for example, soaps or monoesters of sulphosuccinic acid).

Life cycle

NOW

PUBLISHED
ISO 6844:1983
90.93 Standard confirmed
Nov 1, 2024

National adoptions

SRPS ISO 6844:1992  
ISS

Surface active agents — Determination of mineral sulfate content — Titrimetric method

90.93   Standard confirmed

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