Brief information
Yttrium Oxide (Y2O3)
CAS No.: 1314-36-9
Purity: 99.9999% (6N) 99.999%(5N) 99.99%（4N）99.9%(3N)(Y2O3/REO)
Molecular Weight: 225.81 Melting point: 2425 celsium degree
Appearance: White powder
Solubility: Insoluble in water,soluble in acids.
Stability: Slightly hygroscopic
Multilingual: YttriumOxid, Oxyde De Yttrium, Oxido Del Ytrio
Uses：Yttrium Oxide is mainly used for manufacturing magnetic materials for microwave and important materials for military industry (single crystal; yttrium iron garnet, yttrium aluminum garnet and other composite oxides), as well as optical glass, ceramic material additives, high brightness phosphor for large screen TV and other picture tube coatings. It is also used for manufacturing thin film capacitors and special refractory materials, as well as magnetic bubble materials for high-pressure mercury lamps, lasers, storage components, Fluorescent materials, ferrites, single crystal, optical glass, artificial gemstones, ceramics and yttrium metal, etc.
Batch weight：1000,2000Kg.
Packaging：In steel drum with inner double PVC bags containing 50Kg net each.
Note: Relative purity, rare earth impurities, non rare earth impurities and other indicators can be customized according to customer requirements
Specification
| Product C |
yttrium oxide |
| Grade |
99.9999% |
99.999% |
99.99% |
99.9% |
99% |
| CHEMICAL COMPOSITION |
|
|
|
|
|
| Y2O3/TREO (% min.) |
99.9999 |
99.999 |
99.99 |
99.9 |
99 |
| TREO (% min.) |
99.9 |
99 |
99 |
99 |
99 |
| Loss On Ignition (% max.) |
0.5 |
1 |
1 |
1 |
1 |
| Rare Earth Impurities |
ppm max. |
ppm max. |
ppm max. |
% max. |
% max. |
| La2O3/TREO
CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Tb4O7/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO |
0.1
0.1
0.5
0.5
0.1
0.1
0.5
0.1
0.5
0.1
0.2
0.1
0.2
0.1 |
1
1
1
1
1
2
1
1
1
2
2
1
1
1 |
30
30
10
20
5
5
5
10
10
20
15
5
20
5 |
0.01
0.01
0.01
0.01
0.005
0.005
0.01
0.001
0.005
0.03
0.03
0.001
0.005
0.001 |
0.03
0.03
0.03
0.03
0.03
0.03
0.1
0.05
0.05
0.3
0.3
0.03
0.03
0.03 |
| Non-Rare Earth Impurities |
ppm max. |
ppm max. |
ppm max. |
% max. |
% max. |
| Fe2O3
SiO2
CaO
Cl-
CuO
NiO
PbO
Na2O
K2O
MgO
Al2O3
TiO2
ThO2 |
1
10
10
50
1
1
1
1
1
1
5
1
1 |
3
50
30
100
2
3
2
15
15
15
50
50
20 |
10
100
100
300
5
5
10
10
15
15
50
50
20 |
0.002
0.03
0.02
0.05 |
0.01
0.05
0.05
0.1 |
Certificate：