Methods for chemical analysis of zinc concentrates - Part 20Determination of copper,lead,iron,arsenic,cadmium antimony, calcium,magnesium contents - Inductively coupled plasma atomic emission spectrometry
NORMA vydaná dňa 31.12.2012
Designation standards: GB/T 8151.20-2012
Publication date standards: 31.12.2012
Country: Chinese technical standard
Kategória: Technické normy GB