中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 3884.21-2018
Methods for chemical analysis of copper concentrates-Part 21:Determination of copper,sulfur,lead,zinc,iron, aluminium,calcium,magnesium,manganese content-Wavelength dispersive X-ray fluorescence spectrometric method 铜精矿化学分析方法 第21部分:铜、硫、铅、锌、铁、铝、钙、镁、锰量的测定 波长色散X射线荧光光谱法
Issued Date:2018
Implemented Date:2018
Issued by:
The Standardization Administration of the People's Republic of China