Trademark

Chemical Composition %

灼减

不大于

REO

Noless than

Gd₂O/REO
Noless tha

impurity content, No More Than

rare earth impurity/REO

non-rare earth impurity

Sm₂O₃

Eu₂O₃

Tb₄O₇

Dy₂O₇

Y₂O₃

Fe₂O₃

SiO₂

CaO

NiO

PbO₂

CuO

Gd₂O₃-04A

99

99.99

0.003

0.002

0.003

0.001

0.001

0.0005

0.002

0.002

0.001

0.001

0.0005

1

Gd₂O₃-04B

99

99.99

0.003

0.001

0.003

0.001

0.002

0.001

0.005

0.003

0.001

0.001

0.0005

1

Gd₂O₃-1

99

99.95

0.05

0.001

0.005

0.005

0.001

0.001

0.001

1

Gd₂O₃-2

99

99.9

0.1

0.002

0.006

0.006

—

—

—

1

Gd₂O₃-3

98

99.5 

0.5

0.005

0.01

0.01

—

—

—

1