GB/T 7739.1-2019E

Methods for chemical analysis of gold concentrates—Part 1:Determination of gold and silver contents

NORMA vydaná dňa 31.12.2019

The information about the standard:

Designation standards: GB/T 7739.1-2019E
Publication date standards: 31.12.2019
Country: Chinese technical standard
Kategória: Technické normy GB