| M Formula: | Cs2CO3 |
| Properties: | |
| White, hygroscopic, crystalline powder. Very stable. Can be heated to high temperature without loss of CO2. Soluble in water, alcohol, and ether. | |
| Derivation: | |
| By passing carbon dioxide into a solution of cesium hydroxide and subsequent crystallization. | |
| Use: | |
| Brewing, mineral waters, ingredient of specialty glasses, polymerization catalyst for ethylene oxide. | |