氧化物总量(TREO):≥45.45%

稀土杂质含量
RE  Impurities  Content(%)

非稀土杂质含量
Non-RE  Impurities  Content(Max %)

CeO2：            65.0±0.5
La2O3:             35.0±0.5
Nd2O3:             0.010
Pr6O11:             0.015
Y2O3:              0.0005

Fe2O3:      0.005
SO42-:      0.015
CL-:        0.050
SiO2:       0.010