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Lanthanum Oxide La2O3

HTRE1175

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Lanthanum Oxide La2O3 is applied in petroleum and environment protection catalysts, mischmetal, polishing powders and Rare Earth fertilizers. HM provides Lanthanum Oxide La2O3 at a competitive price. The purity and particle size can be customized.

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Data sheet

MFLa2O3
MW325.82
Purity99.9999%/99.999%/99.995%/99.99%/99.9%/99%
CAS1312-81-8
SynonymsLanthanum Oxide/OX57-4N5/LanthanOxid/Oxyde De Lanthane/Oxido De Lanthano

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HM stocks a wide variety of rare earth materials for use in electronics, petrochemical, metallurgy, machinery, energy, environmental protection, agriculture and other fields. We also offer pure metals and compounds for R&D applications.

Density: 6.51 g/cm3
Melting Point: 2315°C
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Strongly hygroscopic|Optical glass; Catalysts;
Ceramics;
Electronic;
Crystals;
Phosphors

Lanthanum Oxide, also called Lanthana, high purity Lanthanum Oxide (99.99% to 99.999%) is applied in making special optical glasses to improves the alkali resistance of glass,and is used in La-Ce-Tb phosphors for fluorescent lamps and making special optical glasses, such as infrared-absorbing glass, as well as camera and telescope lenses, Low grade of Lanthanum Oxide is widely used in ceramics and FCC catalyst, and also as raw material for Lanthanum Metal production; Lanthanum Oxide is also used as a grain growth additive during the liquid phase sintering of Silicon Nitride and Zirconium Diboride.

OX57-6NOX57-5NOX57-4N5OX57-4NOX57-3NOX57-2N
Grade99.9999%99.999%99.995%99.99%99.9%99%
CHEMICAL COMPOSITION      
La2O3/TREO (% min.)99.999999.99999.99599.9999.999
TREO (% min.)99.59999989898
Loss on ignition (% max.)111222
Rare Earth Impuritiesppm max.ppm max.ppm max.ppm max.% max.% max.
CeO2
Pr6O11
Nd2O3
Sm2O3
Eu2O3
Gd2O3
Y2O3		0.5
0.5
0.5
0.2
0.2
0.2
0.5		3
3
2
2
2
2
5		5
5
5
5
5
5
5		50
50
50
10
10
10
10		0.05
0.02
0.02
0.01
0.001
0.001
0.01		0.5
0.1
0.1
0.1
0.1
0.1
0.1
Non-Rare Earth Impuritiesppm max.ppm max.ppm max.ppm max.% max.% max.
Fe2O3
SiO2
CaO
CoO
NiO
CuO
MnO2
Cr2O3
CdO
PbO		1
10
10
2
2
2
2
2
5
5		2
50
50
2
2
2
2
2
5
5		10
50
50
2
2
2
2
3
5
10		50
100
100
5
5
3
5
3
5
50		0.01
0.05
0.2		0.02
0.1
0.5

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