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ISO/DIS 4316

Surface active agents — Determination of pH of aqueous solutions — Potentiometric method

General information

40.00     Apr 20, 2026

ISO

ISO/TC 91

International Standard

71.100.40  

Scope

The determination is carried out in the following way: Potentiometric measurement of the potential difference between a glass electrode and a reference electrode dipping in an aqueous solution of the sample. This method is only applicable when so indicated in the specific standard for each product.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 4316:1977

NOW

PROJECT
ISO/DIS 4316
40.00 DIS registered
Apr 20, 2026