Home / Standards / GB/T 12690.29-2000 GB/T 12690.29-2000 Abolished Rare earth metals and their oxide--Determination of cerium oxide content--Fluorescent spectrophoto-metric method 稀土金属及其氧化物化学分析方法 荧光光度法测定稀土氧化物中氧化铈量 Standard Type GBT ICS 77.120.70 CCS H14 Status 废止 Issue Date 2000-06-05 Implementation 2000-11-01 Responsible Dept 国家发展改革委 Drafting Unit N/A