Brief:
Composition: Lanthanum
Molecular Formula: La2O3
Product Type: Rare Earth Oxide
Alias Name: Lanthanum Sesquioxide, Lanthana
Color: White Powder
Melting Point: 2315℃
Relative Density: 6.51g/cm3
Solubility: insoluble in water
Content (percent): 99%-99.9%
Application: Used in glass, high refractive fiberboard, camera, ceramic and so on.
Packing & Delivery:
Packing Detail: Encapsulation by metal pail, plastic inner bag, 25 or 50kg/per pail
Delivery Detail: within 10 ten days after receipt of deposit
Specification:
|
Product Code
|
5791
|
5792
|
5793
|
5795
|
5797
|
|
Grade
|
99.999%
|
99.995%
|
99.99%
|
99.9%
|
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.)
|
1.0
|
1.0
|
1.0
|
2.0
|
2.0
|
|
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 0.0005 |
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
0.005 0.005 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 |