1、 Specifications ：

　　TREM 99.95% min Sc/TREM 99.9%～99.999%
　　Fe<0.01% Si<0.005% Ca<0.005% Mg<0.005%
　　Al<0.005% Cu<0.005% Ni<0.005% Ta<0.005%
　　Ti<0.005% W<0.005% Mo<0.005% Pb<0.005%
　　C<0.005% N<0.005% F<0.01% O<0.02%
　　<0.002% for any other non-rare earth elements .

2、 Shape and purpose ：

　　Blocky or acicular crystal , mainly used as additives or alloy materials .

3、Package：

　　 In iron drum with inner plastic bag.