Cesium oxide
- CAS NO.：20281-00-9
- Empirical Formula: Cs2O
- Molecular Weight: 281.81
- MDL number: MFCD00010958
- EINECS: 243-679-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:48:31
What is Cesium oxide?
Chemical properties
6mm pieces and smaller with 99% purity; yellow-brown powder(s); lemon yellow at ?80°C, reddish orange crystal(s) at room temp, cherry red >180°C [KIR79] [HAW93] [STR93] [CER91]
Properties of Cesium oxide
| Melting point: | 490°C |
| Density | 4.650 |
| solubility | very soluble in H2O |
| form | yellow-orange hexagonal crystals |
| color | yellow-orange hexagonal, hexane crystals, crystalline |
| Water Solubility | very soluble H2O; soluble acids [HAW93] |
| CAS DataBase Reference | 20281-00-9 |
| EPA Substance Registry System | Cesium oxide (Cs2O) (20281-00-9) |
Safety information for Cesium oxide
Computed Descriptors for Cesium oxide
New Products
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