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Yttrium (III) Oxide (Y<sub>2</sub>O<sub>3</sub>) 99.999% 5N Powder, MSE Supplies

MSE PRO Yttrium (III) Oxide (Y2O3) 99.999% 5N Powder (5-8 um)

  • £8000
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Yttrium (III) Oxide, Y2O3, 99.999% 5N High Purity Powder

  • Product Number: PO4502 (100 g), PO4503 (1 kg)
  • Formula: Y2O3
  • CAS Number: 1314-36-9
  • Molecular Weight: 225.81  g/mol
  • Density: 5.01 g/cm³ at 25°C
  • Melting Point: 2425 °C
  • Color: white
  • Average particle size: 5~8 um
  • Solubility: Insoluble in water.
  • Purity: 99.999% 5N (Y2O3/TREO*)
* TREO - Total Rare Earth Oxides

    Applications 

    Yttriium(III) oxide, Y2O3, is used to make phosphors for color TV tubes, yttrium iron garnets for use as microwave filters, high temperature superconductors and gas lighting. It is widely used to stabilize the zirconia to form "Yttria-Stabilized-Zirconia" or YSZ.

    Notes: More detailed product information including SDS, certificate of analysis (COA), lead time and volume pricing are available upon request. 

    Rare Earth Impurities Content (ppm)

    Non- Rare Earth Impurities Content (ppm)

    Dy2O3 <0.5

    Fe2O3   <1.0

    Ho2O3 <2.0

    SiO2   <10.0

    Er2O3 <1.5

    CaO    <5.0

    Tm2O3 <0.5

    CI-  <100.0
    Gd2O3 <0.5 CuO <2.0

    La2O3 <1.0

    		 NiO <2.0
    CeO2 <0.5 PbO <2.0
    Pr6O11 <0.5
    Nd2O3 <0.5
    Sm2O3 <0.5
    Eu2O3 <0.5
    Tb4O7 <0.5
    Yb2O3 <0.5
    Lu2O3 <0.5

     

    References

     1. Preparation of Y2O3:Eu Phosphor Particles of Filled Morphology at High Precursor Concentrations by Spray Pyrolysis,  Adv. Mater., 12: 451-453

     2. Re-analysis of defect equilibria and transport parameters in Y2O3-stabilized ZrO2 using EPR and optical relaxation, Solid State Ionics, Volume 134, Issues 3–4, 2 October 2000, Pages 303-321

     3. Effect of composition of (La0.8Sr0.2MnO3–Y2O3-stabilized ZrO2) cathodes: Correlating three-dimensional microstructure and polarization resistance, J. Power Sources, Volume 195, Issue 7, 2 April 2010, Pages 1829-1840