
Methods for chemical analysis of iron, steel and alloy—The sodium arsenite-sodium nitrite titrimetric method for the determination of phosphorus content
NORM herausgegeben am 3.4.1987
Designation standards: GB/T 223.59-1987
Note: UNGÜLTIG
Publication date standards: 3.4.1987
Country: Chinese technical standard
Kategorie: Technische Normen GB