ISO 746:1976
Sodium carbonate for industrial use; Determination of matter insoluble in water at 50 degrees C

Standard No.

ISO 746:1976

Release Date

1976

Published By

International Organization for Standardization (ISO)

Latest

ISO 746:1976

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.

ISO 746:1976 history

• 1976 ISO 746:1976 Sodium carbonate for industrial use; Determination of matter insoluble in water at 50 degrees C