China 'GB/T 18114.1-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18114.1-2010
Chemical analysis methods of rare earth concentrates - Part 1:Determination of total rare earth oxide contents - Gravimetry 稀土精矿化学分析方法 第1部分:稀土氧化物总量的测定 重量法
Issued Date:2011-01-14
Implemented Date:2011-11-01
Issued by:
The Standardization Administration of the People's Republic of China