| Chemistry name: | tin oxide; tin protoxide |
| M Formula: | SnO |
| Properties: | |
| Brownish-black powder. Unstable in air. Reacts with acids and strong bases. D 6.3, mp 1080C (600 mm Hg) (decomposes). Insoluble in water. A nuisance particulate. | |
| Derivation: | |
| By heating stannous hydroxide in a current of carbon dioxide. | |
| Grade: | |
| Technical, CP. | |
| Use: | |
| Reducing agent, intermediate in preparation of stannous salts as used in plating and glass industries, pharmaceuticals, soft abrasive (putty powder). | |