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Norm
ISO 904:1976
Issue date: 1976 11 01
Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
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 R...
Valid
Publisher:
International Organization for Standardization
Format:
Digital | 2 Pages
Language:
English
ICS
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.
