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ISO 904:1976

Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method ISO 904:1976

Publication date:   Nov 1, 1976

General information

90.93 Standard confirmed   Oct 20, 2023

ISO

ISO/TC 47 Chemistry

International Standard

71.060.30   Acids

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Scope

The principle consists in titration of a test portion with a standard volumetric solution of sodium hydroxide in presence of bromcresol green as indicator. Replaces ISO Recommendation R 904-1968.

Life cycle

NOW

PUBLISHED
ISO 904:1976
90.93 Standard confirmed
Oct 20, 2023