GB/T 8151.21-2017 China
national
standard english version:
GB
中华人民共和国
国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8151.21-2017
Methods for chemical analysis of zinc concentrates—Part 21：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry 锌精矿化学分析方法 第21部分：铊量的测定 电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法
Issued Date:2017-10-14
Implemented Date:2018-05-01
Issued by:
The Standardization Administration of the People's Republic of China
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