normal align=center>高钇和富铕混合稀土氧化物质量标准

normal align=center>级别

normal align=center>ω(REO) （不小于）

normal align=center>%

normal align=center>高钇混合稀土氧化物

normal align=center>富铕混合稀土氧化物

normal align=center>产品牌号

normal align=center>ω(配分) （不小于）%

normal align=center>ω(杂质)

normal align=center> （不大于）%

normal align=center>产品牌号

normal align=center>ω(配分)

normal align=center>（不小于）%

normal align=center>ω(杂质)

normal align=center> （不大于）%

normal align=center>Y2O3

normal align=center>Al2O3

normal align=center>ThO2

normal align=center>Eu2O3

normal align=center>Y2O3

normal align=center>ThO2

normal align=center>特级

normal align=center>94

normal align=center>特HY2O360

normal align=center>60

normal align=center>0.3

normal align=center>0.05

normal align=center>特CEu2O310

normal align=center>1.0

normal align=center> 

normal align=center>0.05

normal align=center>特HY2O355

normal align=center>55

normal align=center>特CEu2O309

normal align=center>0.9

normal align=center>8.0

normal align=center>特HY2O350

normal align=center>50

normal align=center>特CEu2O308

normal align=center>0.8

normal align=center>特HY2O345

normal align=center>45

normal align=center>特CEu2O307

normal align=center>0.7

normal align=center>特HY2O340

normal align=center>40

normal align=center>特CEu2O306

normal align=center>0.6

normal align=center> 

normal align=center> 

normal align=center>特CEu2O305

normal align=center>0.5

normal align=center>一级

normal align=center>92

normal align=center>ⅠY2O360

normal align=center>60

normal align=center>0.3

normal align=center>0.05

normal align=center>ⅠCEu2O310

normal align=center>1.0

normal align=center>8.0

normal align=center>0.05

normal align=center>ⅠY2O355

normal align=center>55

normal align=center>ⅠCEu2O309

normal align=center>0.9

normal align=center>ⅠY2O350

normal align=center>50

normal align=center>ⅠCEu2O308

normal align=center>0.8

normal align=center>ⅠY2O345

normal align=center>45

normal align=center>ⅠCEu2O307

normal align=center>0.7

normal align=center>ⅠY2O340

normal align=center>40

normal align=center>ⅠCEu2O306

normal align=center>0.6

normal align=center> 

normal align=center> 

normal align=center>ⅠCEu2O305

normal align=center>0.5

normal align=center> 

normal align=center> 

normal align=center>二级

normal align=center>94

normal align=center>ⅡY2O360

normal align=center> 

normal align=center> 

normal align=center>0.05

normal align=center>ⅡCEu2O310

normal align=center>1.0

normal align=center>8.0

normal align=center>0.05

normal align=center>ⅡY2O355

normal align=center> 

normal align=center>ⅡCEu2O309

normal align=center>0.9

normal align=center>ⅡY2O350

normal align=center> 

normal align=center>ⅡCEu2O308

normal align=center>0.8

normal align=center>ⅡY2O345

normal align=center> 

normal align=center>ⅡCEu2O307

normal align=center>0.7

normal align=center>ⅡY2O340

normal align=center> 

normal align=center>ⅡCEu2O306

normal align=center>0.6

normal align=center> 

normal align=center> 

normal align=center>ⅡCEu2O305

normal align=center>0.5

注：1、产品牌号“C”表示富集物。

2、Y2O3配分档次：8～10%、>10%、>15%、>20%、>30%、>40%；参考化学成分配分：La20310～40%、Pr601l 2.5～9.0%、Nd2038.0～33.0%、Sm2032.0～9.0%、Gd2031.5～8.0%、Tb4O70.2～1.0%