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ISO 1066:1975

Analysis of soaps — Determination of glycerol content — Titrimetric method ISO 1066:1975

Publication date:   May 1, 1975

General information

90.93 Standard confirmed   Jun 26, 2021

ISO

ISO/TC 91 Surface active agents

International Standard

71.100.40   Surface active agents

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Scope

The determination is carried out in the following way: Decomposition of the soap with sulphuric acid, and extraction of the fatty acids with light petroleum. Oxidation of the glycerol by periodic acid to formic acid and formaldehyde, and titration of the formic acid produced using a pH meter.

Life cycle

NOW

PUBLISHED
ISO 1066:1975
90.93 Standard confirmed
Jun 26, 2021