lanthanum oxide

lanthanum oxide

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Model: lanthanum oxide
Categories: Rare earth oxide »
Description:
lanthanum oxide

Product Code

LAO-5N

LAO-4N5

LAO-4N

LAO-3N

LAO-2N

Grade

100.00%

100.00%

99.99%

99.90%

99%

CHEMICAL COMPOSITION

la2o3/TREO (% min.)

99.999

99.995

99.99

99.9

99

TREO (% min.)

99

99

99

98

98

Loss on ignition (% max.)

1

1

1

2

2

Rare Earth Impurities

% max.

% max.

% max.

% max.

% max.

CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Y2O3/TREO

0.0002
0.0002
0.0001
0.0001
0.0001
0.0001
0.0003

0.0005
0.0005
0.0005
0.0005
0.0005
0.0005
0.0005

0.005
0.005
0.001
0.001
0.001
0.001
0.005

0.05
0.01
0.01
0.01
0.001
0.001
0.005

0.5
0.1
0.1
0.01
0.01
0.01
0.1

Non-Rare Earth Impurities

% max.

% max.

% max.

% max.

% max.

Fe2O3
SiO2
CaO
CoO
NiO
CuO
MnO2
Cr2O3
CdO
PbO

0.0001
0.003
0.003
0.0002
0.0002
0.0002
0.0002
0.0002
0.0005
0.0005

0.0002
0.005
0.005
0.0002
0.0002
0.0002
0.0002
0.0003
0.0005
0.001

0.0005
0.01
0.01
0.0005
0.0005
0.0003
0.0005
0.0003
0.0005
0.001

0.005
0.05
0.05                                                                                                                            

0.01
0.05
0.05


Application: is applied in making special optical glasses, and also in La-Ce-Tb phosphors for fluorescent lamps. Low grade of Lanthanum Oxide is widely used in ceramics and FCC catalyst, and also as raw material for Lanthanum Metal and Cerium Mischmetal.
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