ISO 4314:1977

Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method

Publication date: 1 shk 1977

General information

Current stage: 90.93 Effective date: 30 gush 2022

Originator: ISO

Owner: ISO/TC 91

Type: International Standard

ICS: 71.100.40

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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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
30 gush 2022

National adoptions

SSH ISO 4314:1977

DPS

Agjentë me aktivitet sipërfaqësor - Përcaktimi i alkalinitetit ose aciditetit në gjendje të lirë - Metoda titrimetrike

60.60 Standard published

DPS/KT 47 më tepër