| |
| Ammonia |  |  |
| General | |
| Molecular formula | NH3 |
| Main hazard | Toxic and corrosive |
| Autoignition temperature | 651 C |
| Appearance | Colourless gas with strong pungent odour |
| Molar mass | 17.0304 g/mol |
| Properties | |
| Density | 0,6813 g/L (lighter than air) |
| Solubility in water | 89,9 g/100 ml |
| Melting point | -77,73 C (195.42 K) |
| Boiling point | -33,34 C (239,81 K) |
| Acidity (pKa) | 33,6 |
| Basicity pKb) | 4,75 |
| | |
| Health | |
 | 4 – Deadly |
| 3 – Extreme danger |
| 2 – Hazardous |
| 1 – Slightly hazardous |
| 0 – Normal materials |
| Fire | |
 | 4 – Very Flammable |
| 3 – Readily Ignitable |
| 2 – Ignited with heat |
| 1 – Combustible |
| 0 – Will not burn |
| Reactivity | |
 | 4 – May detonate |
| 3 – Shock & heat may detonate |
| 2 – Violent chemical change |
| 1 – Unstable if heated |
| 0 – Stable |
| Specific Hazard | |
 | OXE – Oxidizer |
| ACID – Acid |
| ALK – Alkali |
| COR – Corrosive |
| W – Use no water |
