Specifications：
　　
Formula La(OH)3.xH2O
Molecular Weight 189.93
Appearance White
Solubility Soluble in water and strong mineral acids
Stability Easily hygroscopic

Product Code	0141	0143	0145	0147
Grade	99.999%	99.99%	99.9%	99%
CHEMICAL COMPOSITION
La2O3/TREO (% min.)	99.999	99.99	99.9	99
TREO (% min.)	45	45	45	45
Rare Earth Impurities	% max.	% max.	% max.	% max.
CeO2/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Eu2O3/TREO Gd2O3/TREO Y2O3/TREO	0.0005 0.0005 0.0001 0.0001 0.0001 0.0001 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.
Fe2O3 SiO2 CaO PbO	0.001 0.005 0.01 0.001	0.001 0.01 0.01 0.001	0.005 0.05 0.05	0.01 0.05 0.05

Application：is mainly applied in specialty glass, water treatment and catalyst.

Contact Telephone：0086-20-87750576,87629994