The methods for chemical analysis of zinc and zinc alloys—The determination of aluminum content—The chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and the EDTA titrimetric method
NORM herausgegeben am 30.4.2004
Designation standards: GB/T 12689.1-2004
Note: UNGÜLTIG
Publication date standards: 30.4.2004
Country: Chinese technical standard
Kategorie: Technische Normen GB