Company Index on m.ecvv.com

1.Hight Quality and stable
2.Safe, high purity
3.Low price
4.Large quantity
5.sample is available

Grade	99.999%	99.99%	99.9%	99%
Tb4O7/TREO (% min.)	99.999	99.99	99.9	99
TREO (% min.)	99	99	99	99
Loss On Ignition (% max.)	0.5	0.5	1	1
Rare Earth Impurities	% max.	% max.	% max.	% max.
Eu2O3/TREO Gd2O3/TREO Dy2O3/TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO	0.0001 0.0005 0.0005 0.0001 0.0001 0.0001 0.0001 0.0001 0.0003	0.001 0.002 0.002 0.001 0.001 0.001 0.001 0.001 0.001	0.01 0.1 0.15 0.02 0.01	0.01 0.5 0.3 0.05 0.03
Non-Rare Earth Impurities	% max.	% max.	% max.	% max.
Fe2O3 SiO2 CaO CuO NiO ZnO PbO	0.0001 0.003 0.001 0.0001 0.0001 0.0001 0.0001	0.0005 0.005 0.005 0.0003 0.0003 0.0003 0.0003	0.001 0.01 0.01	0.005 0.03 0.03