Product Description
Yttrium oxide
Formula: Y2o3; M. Wt: 225.82
Re purity: Min 99.999%

Re impurities: La2o3 max 0.5 ppm; CE2o3 max 0.5ppm; Pr6o11 max 0.5 ppm; ND2o3 max 0.5ppm; Sm2o3 max 0.5ppm; EU2o3 max 1ppm; Gd2o3 max 0.5ppm; Tb4o7 max 1ppm; Dy2o3 max 1ppm; Ho2o3 max 1ppm; Er2o3 max 1ppm; TM2o3 max 0.5ppm; Yb2o3 max 0.5ppm; Lu2o3 max 0.5ppm
Treo: Min99%

Non-re impurities: Fe2o3 max 2ppm; Sio2 max 18ppm; Cao max 5ppm; Cl- max33ppm; Cuo max 0.5ppm; Pbo max 2ppm; Nio max 0.5ppm; Zno max 5ppm
Loss on ignition: Max 1%

Descripion: White powder, insoluble in water, soluble in acids.
Uses: Widely used in the preparing of various phosphor, good quality refractory material, artificial jewels, laser crystal, super-conductor and in the field of sophisticated technique.

Packing: According to the requirements of clients.

RE-impurities(ppm)			Non-RE-impurities(ppm)
La2O3/TREO	< 0.1	Ag	0.1	Na	0.4
CeO2/TREO	< 0.2	As	0.05	Ni	0.1
Pr6O11/TREO	< 0.2	Ba	< 0.1	P	0.2
Nd2O3/TREO	< 0.4	Bi	< 0.1	Pb	< 0.2
Sm2O3/TREO	< 0.5	Ca	1	Pt	0.3
Eu2O3/TREO	< 0.3	Cd	< 0.2	Se	0.1
Gd2O3/TREO	< 0.5	Cl	1	Si	2
Tb4O7/TREO	< 0.2	Co	0.03	Sn	< 0.2
Dy2O3/TREO	< 0.4	Cr	0.1	Th	< 0.1
Ho2O3/TREO	< 0.2	Cu	0.2	Ti	0.1
Er2O3/TREO	< 0.4	Fe	0.1	V	0.1
Tm2O3/TREO	< 0.2	K	1	W	< 0.3
Yb2O3/TREO	< 0.4	Mg	0.2	Zn	0.2
Lu2O3/TREO	< 0.2	Mn	0.05	Zr	1
Sc2O3/TREO	< 0.1	Mo	0.02