GB/T 7739.4-2021

Methods for chemical analysis of gold concentrates—Part 4: Determination of copper content

NORMA vydaná dňa 21.5.2021

Anglicky a čínsky -
Elektronické PDF (265.50 EUR)

The information about the standard:

Designation standards: GB/T 7739.4-2021
Publication date standards: 21.5.2021
Country: Chinese technical standard
Kategória: Technické normy GB