China 'GB/T 6150.15-2023
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 6150.15-2023
Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry 钨精矿化学分析方法 第15部分:铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法
Issued Date:2023/8/6
Implemented Date:2024/3/1
Issued by:
The Standardization Administration of the People's Republic of China