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ISO 4314:1977

Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method ISO 4314:1977

Publication date:   Feb 1, 1977

General information

90.93 Standard confirmed   Aug 30, 2022

ISO

ISO/TC 91 Surface active agents

International Standard

71.100.40   Surface active agents

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Published

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Scope

The determination is carried out in the following way: Titration of an ethanolic or propanolic solution of the product with a standard volumetric potassium hydroxide or hydrochloric acid or sulphuric acid solution whichever is appropriate, in the presence of phenolphthalein as indicator.

Life cycle

NOW

PUBLISHED
ISO 4314:1977
90.93 Standard confirmed
Aug 30, 2022