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Main page>ISO Standards>ISO 746:1976 - Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C
immediate downloadReleased: 1976-02-01
ISO 746:1976 - Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C

ISO 746:1976

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

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Standard´s number:ISO 746:1976
Edition:1
Released:1976-02-01
Pages (English):2
Pages (French):2
DESCRIPTION

ISO 746:1976

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.