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Rare Earth Products > Yttrium > Yttrium Oxide > Yttrium Oxide 99.99%
Yttrium Oxide 99.99%
Yttrium Oxide 99.99%, code 3993
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
Multilingual: YttriumOxid, Oxyde De Yttrium, Oxido Del Ytrio
Yttrium Oxide 99.9% is widely applied in phosphors for lamp, color TV, X-ray and other luminescent materials. It is also used to make Eu:YVO4 and Eu:Y2O3 phosphors that give the red color in color TV picture tubes. Yttrium Oxide is also used to make Yttrium Iron Garnets, which are very effective microwave filters.
Products available
Product Code: 3993 Standard Specification Typical Analysis Inspection Methods
Grade 99.99% 99.99%  
CHEMICAL COMPOSITION
Y2O3/TREO (% min.) 99.99 99.99
TREO (% min.) 99 99 Volumetric Method
Loss On Ignition (% max.) 1 0.8
Rare Earth Impurities ppm max. ppm
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
30
30
10
20
5
5
5
10
10
20
15
5
20
5
10
5
5
5
5
5
5
10
10
5
10
5
15
5
ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities ppm max. ppm
Fe2O3
SiO2
CaO
Cl-
CuO
NiO
PbO
Na2O
K2O
MgO
Al2O3
TiO2
ThO2
10
100
100
300
5
5
10
10
15
15
50
50
20
6
70
50
200
5
5
10
5
15
15
50
50
20
Spectrographic

Atomic Absorption Spectrographic
The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at Request for Quotation, you will receive our prompt reply within 24 hours.
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MSDS
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Recommended Products
Praseodymium Oxide is used for color glasses and enamels, as well as important additive of Praseodymium yellow pigments.
Erbium Oxide is an important colorant in glasses and porcelain enamel glazes. High purity Erbium Oxide is widely applied as dopant in making optical fibre and amplifier.
Yttrium Metal is widely applied in making speciality alloys, it increases the strengths of alloys of metals such as chromium, aluminium, and magnesium.
Ytterbium Chloride is applied to numerous fiber amplifier and fiber optic technologies. High purity grades are widely applied as a doping agent for garnet crystals in lasers.
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