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[Rare Earth] Yttrium Oxide(Y2O3) 99.999%

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Yttrium Oxide

Formula : Y2O3
Appearance : White powder
Application : Used in three-band RE fluorescent powder, CTV phosphors, computer display phosphors.
Packing : 50kg Steel drum inner two 25kgs vaccum packing

Items	Specifications		Typical analyses	Analytical instruments
Formula	Y2O3	Y2O3
REO %	≥ 99	≥ 99
Purity and relative RE impurities
Y2O3/REO %	≥ 99.99	≥ 99.999
La2O3/REO %	≤ 0.0002	< 0.0001	< 0.00005	①
CeO2/REO %	≤ 0.0001	< 0.00005	< 0.0002	①②
Pr6O11/REO %	≤ 0.0005	< 0.0001	< 0.0002	①
Nd2O3/REO %	≤ 0.0003	< 0.0001	< 0.0001	①
Sm2O3/REO %	≤ 0.0003	< 0.0001	< 0.0001	①
Eu2O3/REO %	≤ 0.0001	< 0.0001	< 0.0001	①
Gd2O3/REO %	≤ 0.0003	< 0.0001	< 0.0001	①
Tb2O7/REO %	≤ 0.0005	< 0.0001	< 0.0001	①
Dy2O3/REO %	≤ 0.0003	< 0.0001	< 0.0001	①
Ho2O3/REO %	≤ 0.0001	< 0.0001	< 0.0002	①
Er2O3/REO %	≤ 0.0001	< 0.0001	< 0.0001	①
Tm2O3/REO %	≤ 0.0001	< 0.00005	< 0.00005	①
Yb2O3/REO %	≤ 0.0001	< 0.00005	< 0.00005	①
Lu2O3/REO %	≤ 0.0001	< 0.00005	< 0.00005	①
Non-RE impurities
Fe2O3 %	≤ 0.005	< 0.0001	< 0.0001	③
SiO2 %	≤0.005	< 0.0001	< 0.0001
CaO %	≤ 0.005	< 0.0001	< 0.0001	③
CuO %	≤ 0.003	< 0.0001	< 0.0001	③
NiO		< 0.0001	< 0.0001	③
PbO		< 0.0001	< 0.0001	③
Cl- %	≤ 0.02	< 0.0001
Loss on ignition % (1000℃,1hour)	≤ 0.8	≤ 0.8	≤ 0.5
Medium diameter um (Power mass accumulating)	2.5~7	2.5~7		④⑤

Notes

Green Resource Co., Ltd.

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Company introduction: Green Resource Co., Ltd. is the wolrd top class supplier in Korea regarding rare earth products, rare metals, nano powders, ceramic powders, and other materials used in high-tech industry. We can assure that you will be satisfied with our price, quality, and rapid delivery etc.,

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