Ethylene - C2H4

Ethylene is used in the chemical industry, as a feedstock in the manufacturing of polyethylene. It is also used to ripen different kinds of fruit. 

The major hazards of ethylene are fire and high pressure.


Molecular weight 28.05 g/mol

Gaseous phase Gas density (1.013 bar at boiling point): 2.0879 kg/m3
 Gas density (1.013 bar and 15 °C (59 °F)): 1.1938 kg/m3

Solid phase  Melting point -169.15 °C

Liquid phase Boiling point (1.013 bar): 103.77 °C
 Liquid density (1.013 bar at boiling point): 567.65 kg/m3

Critical point Critical temperature: 9.2 °C
 Critical pressure: 50.42 bar
 Critical density 214.2 kg/m3