Test methods of crystalline layered sodium disilicate—Potassium fluosilicate volumetric methods for determination of silica dioxide content
NORM herausgegeben am 11.12.2003
Designation standards: GB/T 19421.10-2003
Note: UNGÜLTIG
Publication date standards: 11.12.2003
Country: Chinese technical standard
Kategorie: Technische Normen GB