Ammoniak

 
Ammonia   
General
Molecular formulaNH3
Main hazardToxic and corrosive
Autoignition temperature651 C
AppearanceColourless gas with strong pungent odour
Molar mass17.0304 g/mol
Properties
Density0,6813 g/L (lighter than air)
Solubility in water89,9 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
nfpa704-f4 – 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