1、Specifications：

　　TREM 99.5% min Er/TREM 99～99.99%
　　Fe <0.03% Si <0.03% Ca <0.02% Mg <0.01%
　　Al <0.03% Ni <0.01% C <0.01% O <0.15%

2、 Shape and purpose ：

　　I ngot shape or irregular fragmentary shape , mainly used as additives for alloy materials .

3 、 Package ：

　　I nner plastic bag ,extenal metal drum ,vacuum ,argon filled , sealed ,net weight per drum-50kg.

1、Specifications：

　　TREM 99.95% min Er/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 for alloy materials . Shape and purpose : blocky or acicular crystal ,mainly used as additives for alloy materials .

3 、 Package ：

　　In iron drum with inner plastic bag.