金精矿化学分析方法　第1部分：金量和银量的测定

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

标准介绍

This part of GB/T 7739 specifies methods of the determination of gold and silver contents in gold concentrates.
Method 1 of this part is applicable to the determination of gold and silver contents in gold concentrates, method 2 and method 3 are applicable to the determination of gold content in gold concentrates. The determination range for gold content of method 1 is 10.0 g/t to 550.0 g/t, the determination range for silver content of method 1 is 200.0 g/t to 12 000.0 g/t; the determination range for gold content of method 2 is 10.0 g/t to 150.0 g/t; the determination range for gold content of method 3 is 10.0 g/t to 150.0 g/t.

提出部门

SAC/TC 379 National Gold Standardization Technical Committee.

发布部门

State Administration for Market Regulation and National Standardization Administration