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ISO 904:1976

Hydrochloric acid for industrial use -- Determination of total acidity -- Titrimetric method

General information

Valid from 01.11.1976
Directives or regulations
None

Standard history

Status
Date
Type
Name
01.11.1976
Main
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.

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