
Methods for chemical analysis of cryolite natural and artificial--The barium sulphate gravimetric method for the determination of sulphate content
NORM herausgegeben am 1.1.1987
Designation standards: GB 8154.8-1987
Note: UNGÜLTIG
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategorie: Technische Normen GB