Trademark

Chemical Composition

REO
No less than

Sm₂O₃/REO
No less than

impurity content, No More Than

rare earth impurity/REO

( Pr₆O₁₁₊Nd₂O₃+Eu₂O₃+Gd₂O₃+Y₂O₃ )/REO

Sm₂O₃-2

99

99.9

0.1

Sm₂O₃-3

99

99.5

0.5

Sm₂O₃-4

99

99

1

Sm₂O₃-7

99

96

4

Trademark

Chemical Composition %

1000℃，1h
%
No More Than

impurity content, No More Than

non-rare earth impurity

Fe₂O₃

SiO₂

CaO

Cl^-

Sm₂O₃-2

0.001

0.005

0.05

0.005

1

Sm₂O₃-3

0.005

0.01

0.05

0.01

1

Sm₂O₃-4

0.01

0.01

0.1

0.02

1

Sm₂O₃-7

0.05

0.05

0.1

0.03

1