|
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 |