Name |
Gadolinium(III) Oxide |
Molecular Formula |
Gd2O3 |
Molecular Weight |
362.5 |
Density |
7.407 g/cm3 |
Melting Point |
2420 °C |
Boiling Point |
3900℃ |
Solubility |
Insoluble in water |
Appearance |
White powder |
CAS Number |
12064-62-9 |
Storage |
Store in a dry place |
Gadolinium Oxide Powder
Gadolinium oxide is a white powder in appearance. It is insoluble in water but soluble in organic acids. It can easily absorb water and carbon dioxide in air.
Gadolinium Oxide Powder Applications
Gadolinium oxide is used as an additive of yttrium aluminum, and yttrium iron garnet, sensitized fluorescent material in medical devices, nuclear reactor control material, the raw material for the preparation of metal gadolinium, magnetic gun material and optical prism additive. In addition, gadolinium oxide can also be used in the preparation of gadolinium ferroalloys, single memory substrate, solid-state magnetic cooling medium, inhibitors, samarium cobalt magnetic additive, X-ray sensitizing screen, magnetic refrigerant, fluorescent material, single-crystal material, optical glass, magnetic bubble, electronic industry, etc.
Chemical Composition of Gadolinium Oxide Powder
Main Compositions ≥ % |
Analysis Instrument |
Specifications |
Gd2O3-1 |
Gd2O3-2 |
Gd2O3-3 |
|
ICP Spectrometer |
TREO(wt%) |
99 |
99 |
99 |
Gd2O3/TREO |
99.5 |
99.99 |
99.999 |
Rare Earth Impurities (≤ %) |
Spec/Item/Content |
La2O3/TREO |
CeO2/TREO |
Pr6O11/TREO |
Nd2O3/TREO |
Sm2O3/TREO |
Eu2O3/TREO |
Tb4O7/TREO |
Dy2O3/TREO |
Gd2O3-1 |
0.005 |
0.005 |
0.005 |
0.005 |
0.02 |
0.01 |
0.005 |
0.005 |
Gd2O3-2 |
0.001 |
0.001 |
0.001 |
0.05 |
0.05 |
0.001 |
0.001 |
0.001 |
Gd2O3-3 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
Spec/Item/Content |
Ho2O3/TREO |
Er2O3/TREO |
Tm2O3/TREO |
Tb2O3/TREO |
Lu2O3/TREO |
Y2O3/TREO |
|
|
Gd2O3-1 |
0.005 |
0.005 |
0.005 |
0.005 |
0.005 |
0.005 |
|
|
Gd2O3-2 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
|
|
Gd2O3-3 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
|
|
|
|
Non-Rare Earth Impurities(≤ %) |
Atomic Absorption Spectrophotometer |
Spec/Item/Content |
Fe |
Ca |
Si |
Al |
Na |
Mg |
Cu |
Cl |
Burning Reduction |
Gd2O3-1 |
0.005 |
0.005 |
0.01 |
0.005 |
0.005 |
0.002 |
0.002 |
0.1 |
1.0 |
Gd2O3-2 |
0.0003 |
0.002 |
0.002 |
0.005 |
0.005 |
0.002 |
0.002 |
0.03 |
1.0 |
Gd2O3-3 |
0.001 |
0.001 |
0.001 |
0.0005 |
0.0005 |
0.0002 |
0.0002 |
0.01 |
1.0 |