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Yttrium oxide sulfide (Y2O2S), europium-doped

    Detailed Description

    Synonyms:
    Yttrium oxide sulfide (Y2O2S), europium-doped
    Yttrium oxysulfide, europium-doped
    Formula: Y2O2S:Eu
    CAS No.: 68784-83-8
    EINECS No.: 272-276-2
    Purpose: It is light yellow powder. The material is emitted red light excitated by ultraviolet ray at 365nm. It is the material used as luminophore.
    Technology Index:
    1.No visible mechanical impurity is allowed inside the powder
    2.No remains through screen 80 interval/cm
    3.Density:5.1g/cm3
    4.Median particle diameter:D50≤9μm
    5.Relative luminosity: ≥100% of the standard sample
    6.Color coordinate: x=0.625±0.005, y=0.346±0.005
    7.Main peak wavelength of the emitting spectrum:626nm