Lanthanum Oxide 99.9%
Lanthanum Oxide 99.9%, code 5795
Formula: La2O3
CAS No.: 1312-81-8
Molecular Weight: 325.82
Density: 6.51 g/cm3
Melting point: 2315°C
Appearance: White powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Strongly hygroscopic
Multilingual: LanthanOxid, Oxyde De Lanthane, Oxido De Lanthano
Lanthanum Oxide 99.9% is widely used in ceramics and FCC catalyst, and also as raw material for Lanthanum Metal production. Lanthanum Oxide 99.9% is also used as a grain growth additive during the liquid phase sintering of Silicon Nitride and Zirconium Diboride. And it has specialized use in crystals and also is the important application in electronic industry.
Products available
Product Code: 5795 Standard Specification Typical Analysis Inspection Methods
Grade 99.9% 99.9%  
CHEMICAL COMPOSITION
La2O3/TREO (% min.) 99.9 99.9
TREO (% min.) 98 98 Volumetric Method
Loss on ignition (% max.) 2 2
Rare Earth Impurities % max. %
CeO2
Pr6O11
Nd2O3
Sm2O3
Eu2O3
Gd2O3
Y2O3		 0.05
0.02
0.02
0.01
0.001
0.001
0.01		 0.01
0.01
0.01
0.01
0.0005
0.0005
0.0005		 ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities % max. %
Fe2O3
SiO2
CaO
CoO
NiO
CuO
MnO2
Cr2O3
CdO
PbO		 0.01
0.05
0.2		 0.005
0.05
0.05		 Spectrographic

Atomic Absorption Spectrographic
The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at Request for Quotation, you will receive our prompt reply within 24 hours.