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Formula:Dy2O3
Mol.wt：373.0
Specification：

Dysprosium Oxide

Code	DO—2N5	DO—3N5	Analytical Method
TREO％	≥99	≥99
Dy Purity and Relative RE-impurities(％)
Dy2O3/TREO	≥99.5	≥99.95
Sm2O3/TREO	≤0.01	≤0.002	ICP
Tb4O7/TREO	≤0.04	≤0.01	ICP
Ho2O3/TREO	≤0.03	≤0.01	ICP
Er2O3/TREO	≤0.01	≤0.01	ICP
Y2O3/TREO	≤0.01	≤0.01	ICP
Yb2O3/TREO	≤0.01	≤0.01	ICP
Non-RE-impurities(％)
Fe2O3	≤0.0015	≤0.0005	ICP
SiO2	≤0.006	≤0.01	ICP
CaO	≤0.007	≤0.01	ICP
CuO	≤0.0005	≤0.0005	ICP
NiO	≤0.001	≤0.001	ICP
PbO	≤0.001	≤0.001	ICP
Cl-	≤0.006	≤0.01	Chem
Loss on ignition（1000℃，1hours）	≤1	≤1

Dysprosium oxide is a white or slight yellow powder.It is used as the raw material in making of metal dysprosium,as the additives of glass and Nd-Fe-B permanent magnets;and it is also applied in the industry of metal halide lamps,magnetic memeory materials,YIG or YAG,also it is used as a neutron flux control materials in atomic energy industries.