Sm2O3
REO
≥

杂质含量≤impurities content max

稀土杂质/REO RE impurities/REO

非稀土杂质Non-RE impurities

(Pr6O11+Nd2O3+Eu2O3+Gd2O3+Y2O3)/REO

Fe2O3

SiO2

CaO

Cr

Sm2O3-1

99.9

0.1

0.001

0.005

0.05

0.01

Sm2O3-2

99.5

0.5

0.005

0.01

0.05

0.02

Sm2O3-3

99.0

1.0

0.01

0.01

0.10

0.03

Sm2O3-4

96.0

4.0

0.05

0.05

0.10

0.05