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ISO 904:1976

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

Publication date: 1 nën 1976

General information

Current stage: 90.93 Effective date: 20 tet 2023

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.060.30

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

PDF - 4 975 Lekë

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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.

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NOW

PUBLISHED
ISO 904:1976
90.93 Standard confirmed
20 tet 2023