ISO 746:1976
$13.00
Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C
| Published By | Publication Date | Number of Pages |
| ISO | 1976-02 | 4 |
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.