Methods for chemical analysis of zinc concentrates—Part 21Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry
NORMA vydaná dňa 14.10.2017
Designation standards: GB/T 8151.21-2017
Publication date standards: 14.10.2017
Country: Chinese technical standard
Kategória: Technické normy GB