Sodium sulphate crystalization. Specifications
NORMA vydána dne 1.7.1976
Designation standards: GOST 21458-75
Publication date standards: 1.7.1976
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST
Implemented changes and corrections:
Amd. 6.79
Amd. 8.83
Amd. 7.89