International Standard
ISO 746:1976
Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C
Reference number
ISO 746:1976
ISO 746:1976
Edición 1
1976-02
1976-02
© ISO 2024
International Standard
p
ISO 746:1976
5000
No disponible en español
Publicado
(Edición 1, 1976)
Esta norma se revisó y confirmó por última vez en 2023.
Por lo tanto, esta versión es la actual.
Resumen
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.
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