Dysprosium Oxide

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Appearance:White to Off-white PowderCasno:1308-87-8
Formula:Dy2O3Weight:372.9982
Einecs:215-164-0Density:7.81
Melting:2330-2350ºCSoluble:Insoluble in water, moderately soluble in strong mineral acids
Other Casno:304470-54-0
Detailed Specification
Spec 99.999% 99.99% 99.9% 99%
CHEMICAL COMPOSITION
Dy2O3/TREO (%Min.) 99.999 99.99 99.9 99
TREO (%Min.) 99 99 99 99
Loss On Ignition (%Max.) 0.5 0.5 1 1
Rare Earth Impurities %Max. %Max. %Max. %Max.
Gd2O3/TREO
Tb4O7/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO
0.0001
0.0005
0.0005
0.0001
0.0001
0.0001
0.0001
0.0001
0.001
0.001
0.01
0.001
0.001
0.001
0.001
0.001
0.005
0.03
0.05
0.005
0.005
0.005
0.005
0.005
0.05
0.2
0.3
0.3



0.05
Non-Rare Earth Impurities %Max. %Max. %Max. %Max.
Fe2O3
SiO2
CaO
CuO
NiO
ZnO
PbO
Cl-
0.0005
0.005
0.003
0.0005
0.0001
0.0001
0.0001
0.005
0.001
0.005
0.005
0.001
0.0003
0.0003
0.0003
0.01
0.001
0.015
0.01
0.01
0.003
0.03
0.03
0.02
Packing: 50KGs Iron Drum
Stability: Slightly hygroscopic
Application: is the main raw materials for Dysprosium Metal which is widely used in Neodymium-Iron-Boron magnets, also have specialized uses in ceramics, glass, phosphors, lasers and Dysprosium Metal halide lamp. High purity of Dysprosium Oxide is used in electronics industry as an antireflection coating in photoelectric devices.
Synonyms: Dysprosium oxide;Dysprosia; dysprosium(+3) cation; oxygen(-2) anion