China 'GB/T 18882.1-2023
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18882.1-2023
Methods for chemical analysis of mixed rare earth oxides of ionic rare earth ores - Part 1: Determination of the proportions of fifteen rare earth element oxides 离子型稀土矿混合稀土氧化物化学分析方法 第1部分：十五个稀土元素氧化物配分量的测定
Issued Date:2023/9/7
Implemented Date:2024/4/1
Issued by:
The Standardization Administration of the People's Republic of China
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