China 'GB/T 18114.9-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18114.9-2010
Chemical analysis methods of rare earth concentrates - Part 9:Determination of phosphorus pentoxide content - Phosphorus-bismuth-molybdenum blue spectrophotometry 稀土精矿化学分析方法 第9部分:五氧化二磷量的测定 磷铋钼蓝分光光度法
Issued Date:2011-01-14
Implemented Date:2011-11-01
Issued by:
The Standardization Administration of the People's Republic of China