ISO 746:1976

Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C

Publication date: 1 shk 1976

General information

Current stage: 90.93 Effective date: 20 tet 2023

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.060.50

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

The principle of the method consists in dissolution of a test portion and filtration of the solution through a tared filter. Washing of the insoluble matter at approximately 50 C until the washings are no longer alkaline. Drying of the residue and weighing. Replaces ISO Recommendation R 746-1968.

Life cycle

NOW

PUBLISHED
ISO 746:1976
90.93 Standard confirmed
20 tet 2023

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