Manufacturer and supplier of industrial chemistry and rare earth metals. China, Ningbo.

Lanthanum oxide

Back to the list
Product

Molecular Formula:La2O3

Molecular Weight:325.82

CAS No:1312-81-8

Property:White powder. Soluble in water, sparingly soluble in strong mineral acids. Strongly hygroscopic.

Specification:

Degree of cleanliness
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
Losses during combustion (% max.)
1.0 --1.0-- 1.0-- 2.0 --2.0
Rare Earth impurities
% max.-- % max.-- % max.-- % max. --% max.
CeO2/TREO
0.0002--0.0005--0.005--0.05--0.5
Pr6O11/TREO
0.0002--0.0005--0.005--0.01--0.1
Nd2O3/TREO
0.0001--0.0005--0.001--0.01--0.1
Sm2O3/TREO
0.0001--0.0005--0.001--0.01--0.01
Eu2O3/TREO
0.0001--0.0005--0.001--0.001--0.01
Gd2O3/TREO
0.0001--0.0005--0.001--0.001--0.01
Y2O3/TREO
0.0005--0.0005--0.005--0.005--0.1
Non-Rare Earth impurities
% max.-- % max.-- % max.-- % max.-- % max.
Fe2O3
0.0001--0.0002--0.0005--0.005--0.01
SiO2
0.005--0.005--0.01--0.05--0.05
CaO
0.005--0.005--0.01--0.05--0.05
CoO
0.0002--0.0002--0.0005
NiO
0.0002--0.0002--0.0005
CuO
0.0002--0.0002--0.0003
MnO2
0.0002--0.0002--0.0005
Cr2O3
0.0002--0.0003--0.0003
CdO
0.0005--0.0005--0.0005
PbO
0.0005--0.001--0.001
Particle size (D50, micron)
2.0-6.0-- 50.0-60.0-- 2.0-7.0

Packing:

Usage:

Image Product
Image Product
Image Product
Image Product
Image Product
Image Product
Image Product
Image Product
`

Our representative offices