ISO 904:1976

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

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ISO 904:1976

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

PUBLISH DATE 1976
ISO 904:1976

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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