Methods for chemical analysis of copper ores lead ores and zinc ores—Determination of germanium content—Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction
NORM herausgegeben am 12.5.1993
Designation standards: GB/T 14353.14-1993
Note: UNGÜLTIG
Publication date standards: 12.5.1993
Country: Chinese technical standard
Kategorie: Technische Normen GB