
Methods for chemical analysis of cryolite natural and artificial--The reduced molybdosilicate spectro photometric method for the determination of silica content
NORM herausgegeben am 1.1.1987
Designation standards: GB 8154.6-1987
Note: UNGÜLTIG
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategorie: Technische Normen GB