TREO 99.0% min Pr6O11/TREO 99.0～99.5%
La2O3/TREO 0.015～0.03% CeO2/TREO 0.01～0.03%
Nd2O3/TREO 0.4～0.7% Sm2O3/TREO < 0.03%
Y2O3/TREO < 0.01%
Fe2O3 0.005～0.01% CaO 0.02～0.04% Cl 0.03～0.05%
SiO2 0.01～0.03% L.O.I. 0.5～1.0%

2、 Shape and purpose ：
Praseodymium Oxide is a kind of black or black-brown powder. It is used as important raw material of high quality yellow pigment in ceramics. It is also used as material in making praseodymium metal,Nd-Fe-B alloys .

3、 Package:
In plastic woven bag with inner double PVC bags of 50kg net each, as well as according to customers' requirements .