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ISO 4315:1977

Surface active agents — Determination of alkalinity — Titrimetric method ISO 4315:1977

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

A clear solution of the substance is titrated with a standard volumetric hydrochloric acid solution, in the presence of methyl orange or bromophenol blue as indicator. This method is only applicable when so indicated in the specific standard for each product; in particular, it is not suitable for products containing soaps.

Life cycle

NOW

PUBLISHED
ISO 4315:1977
90.93 Standard confirmed
Aug 30, 2022