
Fireclay and high-alumina refractories—Determination of manganese oxide content—Ammonium persulfate photometric method
NORM herausgegeben am 16.9.1986
Designation standards: GB/T 6900.10-1986
Note: UNGÜLTIG
Publication date standards: 16.9.1986
Country: Chinese technical standard
Kategorie: Technische Normen GB