China 'GB/T 20899.13-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20899.13-2017
Methods for chemical analysis of gold ores-Part 13: Determination of lead,zinc,bismuth,cadminum,chromium,arsenic and mercury contents —Inductively coupled plasma atomic emission spectrometry 金矿石化学分析方法 第13部分:铅、锌、铋、镉、铬、砷和汞量的测定 电感耦合等离子体原子发射光谱法
Issued Date:2017-09-29
Implemented Date:2018-08-01
Issued by:
The Standardization Administration of the People's Republic of China