
Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 20 : Determination of rhenium content—Inductively coupled plasma mass spectroscopy
NORMA vydaná dňa 18.10.2019
Designation standards: GB/T 14353.20-2019
Publication date standards: 18.10.2019
Country: Chinese technical standard
Kategória: Technické normy GB