Name: Lanthanum Oxide, La2O3,
CAS: 1312-81-8
Lanthanum oxide;Lanthana;Lanthanumtrioxide;dilanthanum oxide;dilanthanum trioxide;lanthania;lanthanum oxide;lanthanum sesquioxide;lanthanum trioxide

Lanthanum Oxide for optical,lense,etc,

La2O3/TREO >99.995%
CeO2/TREO 5 ppm
Pr6O11/TREO 4ppm
Nd2O3/TREO 4ppm
Sm2O3/TREO 2 ppm
Eu2O3/TREO 2 ppm
Y2O3/TREO 2ppm
SiO2: 33 ppm
Fe2O3 : 0.90ppm
PbO: 1.5 ppm
CaO: 1.0 ppm
CuO: 1 ppm
MnO2: 1 ppm
NiO 1ppm
CoO  1 ppm
CdO 0.5 ppm
As2O3 0.75 ppm

Packing: in 50 kgs drums.

henan kingway chemicals Co.,Ltd.