Phosphine
Фосфин · 磷化氢 · فوسفين · Monophosphan · Φωσφίνη · Fosfina · فسفین · פוספין · फ़ॉस्फीन · Foszfin · Fosfina · Fosfina
| CAS | 7803-51-2 |
|---|---|
| EC | 232-260-8 |
| UN | 2199 |
| Formula | PH3 |
| Molar mass | 33.998 g/mol |
| LEL | 1.6 % vol |
| UEL | 100 % vol |
| Autoignition temperature | 38 °C |
| Relative density of the gas or vapour (air = 1) | 1.17 |
| GHS | Danger · H220, H314, H330, H400 |
Phosphane is the simplest phosphine, consisting of a single phosphorus atom with three hydrogens attached. It has a role as a fumigant insecticide and a carcinogenic agent. Phosphine appears as a colorless gas with a disagreeable odor of fish or garlic. Boiling point -126 °F; freezing point -209 °F. Very toxic by inhalation at extremely low concentrations.