1.Name:Lanthanum oxide 2.Purity: 99.5%-99.999% 3.TREO:99% 4.Formula:La2O3 5.CAS NO:1312-81-8 6.EINECS NO:215-200-5 7.Appearance:White powder 8.Density:6.51g/cm3 9.Melting point:2315 °C 10.Bolting point: 4200 °C 11.Solubility :soluble in acid, slightly soluble in water, easily to absorb water and CO2 in air.
Application of Lanthanum oxide:
1, improving the alkali resistance of glass for making special optical glasses in glass industry.
2, used in La-Ce-Tb phosphors for fluorescent lamps.
3, widely used in ceramics and FCC catalyst.
4, also as raw material for Lanthanum Metal production.
Grade
La2O3 3N
La2O3 3.5N
La2O3 4N
TREO
98.0%
98.0%
99.0%
La2O3/TREO
99.9%
99.95%
99.99%
Fe2O3
0.010%
0.005%
0.0002%
SiO2
0.040%
0.010%
0.005%
CaO
0.050%
0.030%
0.010%
SO42-
0.050%
0.050%
0.010%
Cl-
0.050%
0.050%
0.010%
Na2O
0.010%
0.005%
0.005%
PbO
0.005%
0.005%
0.002%
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