
Dysprosium and dysprosium oxide—Determination of tantalum content—Para-chloride—phenylfluorone-cetyl trimethyl ammonium bromide-ethanol spectrophotometric method
NORMA vydaná dňa 20.12.1995
Designation standards: GB/T 15917.3-1995
Note: NEPLATNÁ
Publication date standards: 20.12.1995
Country: Chinese technical standard
Kategória: Technické normy GB