
Methods for chemical analysis of zinc concentrates - Part 1Determination of zinc content - Precipitate separation-Na2EDTA titrimetric method and extractive separation-Na2EDTA titrimetric method
NORMA vydána dne 31.12.2012
Designation standards: GB/T 8151.1-2012
Publication date standards: 31.12.2012
Country: Chinese technical standard
Kategorie: Technické normy GB