Gadolinium oxide
Synonym(s):Digadolinium trioxide;Gadolinia;Gadolinium oxide;Gadolinium trioxide;Gadolinium(III) oxide
- CAS NO.：12064-62-9
- Empirical Formula: Gd2O3
- Molecular Weight: 362.5
- MDL number: MFCD00011026
- EINECS: 235-060-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-27 18:41:44
What is Gadolinium oxide?
Chemical properties
white powder
The Uses of Gadolinium oxide
Neutron shields; catalysts; dielectric ceramics; filament coatings; special glasses; TV phosphor activator; lasers, masers, and telecommunication; laboratory reagent.
The Uses of Gadolinium oxide
Gadolinium(III) oxide is used as a raw material for various fluorescent compounds, absorption material in atomic reactions, nuclear fuels, magnetic bubble material and screen-sensitivity increasing material. It is also used in glass and electronic industries. It also acts as a neutron shield, a catalyst, a dielectric ceramic and is used for filament coatings, special glasses, lasers, masers and telecommunication. It also serves as a laboratory reagent. It plays an important role as a potential contrast agent for magnetic resonance imaging (MRI).
Flammability and Explosibility
Not classified
Properties of Gadolinium oxide
| Melting point: | 2330 °C(lit.) |
| Density | 7.407 g/mL at 20 °C(lit.) |
| storage temp. | no restrictions. |
| solubility | Aqueous Acid (Slightly) |
| form | nanopowder |
| color | White |
| Specific Gravity | 7.407 |
| Water Solubility | insoluble |
| Crystal Structure | Cubic |
| Merck | 14,4326 |
| CAS DataBase Reference | 12064-62-9(CAS DataBase Reference) |
| EPA Substance Registry System | Gadolinium oxide (Gd2O3) (12064-62-9) |
Safety information for Gadolinium oxide
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Gadolinium oxide
| InChIKey | RNYFGGMJZRTZKO-UHFFFAOYSA-N |
Gadolinium oxide manufacturer
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