China 'GB/T 14352.21-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 14352.21-2021
Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 21: Determination of arsenic content -- Hydride generation atomic fluorescence spectrometry 钨矿石、钼矿石化学分析方法 第21部分:砷量的测定 氢化物发生-原子荧光光谱法
Issued Date:2021/3/9
Implemented Date:2021/10/1
Issued by:
The Standardization Administration of the People's Republic of China