1、
Specifications ：
TREM 99.9% min Yb/TREM
99.9～99.999%
Fe <0.005% 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%
Cl <0.01% H <0.01%
<0.002% for any other non-rare earth elements . |
