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Yttrium

Yttrium Oxide | 1314-36-9

290x190
Formula: Y2O3

CAS No: 1314-36-9

Molecular Weight: 225.81

Density: 5.01 g/cm3

Melting point: 2425 celsium degree

Appearance: White powder

Solubility: Insoluble in water, moderately soluble in strong mineral acids

Stability: Slightly hygroscopic

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Note: Custom specification manufactures can be provided according to user requirements.

Product performance
Chemical Y2O3, white slightly yellow powder, insoluble in water and alkali, soluble in acid.

Applications
It is mainly used to make microwave magnetic materials and military equipment important materials (single crystal; Yttrium iron garnet, yttrium aluminum garnet and other composite oxides are also used as optical glass, ceramic material additives, large-screen TVS with high luminance fluorescent powder and other imaging tubes coatings.

Storage condition
Store in a sealed container and place in a cool, dry place.


Product Code 3990 3991 3993 3995 3997
Grade 100.00% 100.00% 99.99% 99.90% 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 0.1 1 30 0.01 0.03
CeO2/TREO 0.1 1 30 0.01 0.03
Pr6O11/TREO 0.5 1 10 0.01 0.03
Nd2O3/TREO 0.5 1 20 0.01 0.03
Sm2O3/TREO 0.1 1 5 0.005 0.03
Eu2O3/TREO 0.1 2 5 0.005 0.03
Gd2O3/TREO 0.5 1 5 0.01 0.1
Tb4O7/TREO 0.1 1 10 0.001 0.05
Dy2O3/TREO 0.5 1 10 0.005 0.05
Ho2O3/TREO 0.1 2 20 0.03 0.3
Er2O3/TREO 0.2 2 15 0.03 0.3
Tm2O3/TREO 0.1 1 5 0.001 0.03
Yb2O3/TREO 0.2 1 20 0.005 0.03
Lu2O3/TREO 0.1 1 5 0.001 0.03
Non-Rare Earth Impurities ppm max. ppm max. ppm max. % max. % max.
Fe2O3 1 3 10 0.002 0.01
SiO2 10 50 100 0.03 0.05
CaO 10 30 100 0.02 0.05
Cl- 50 100 300 0.05 0.1
CuO 1 2 5    
NiO 1 3 5    
PbO 1 2 10    
Na2O 1 15 10    
K2O 1 15 15    
MgO 1 15 15    
Al2O3 5 50 50    
TiO2 1 50 50    
ThO2 1 20 20    

The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS

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