Ethane

C2H6

High purity ethane (N3.5 and above) is manufactured by direct hydrogenation of ethylene at high temperature in the presence of a catalyst. It is further purified using fractional distillation. Lower purity ethane is separated from a natural gas stream and further purified.

Standard Specifications

Purity / Assay
Impurities (Mol ppm)
2.5
99.5%
3.5
99.95%
4.5
99.995%
5.0
99.999%
5.5
99.9995%
Nitrogen< 100< 50< 5< 3< 1
Oxygen< 25< 10< 2< 1< 1
CO / CO2< 30< 10< 4< 2< 1
Other hydrocarbons< 4000< 400< 40< 6< 3
Moisture **< 10< 5< 5< 3< 1
Total Impurities< 5000< 500< 50< 10< 5

**Moisture Specification only guaranteed if cylinders prepared by AGT International

Please contact us if the specification you require is not shown above. AGT International is able to custom manufacture different specifications according to your requirements.

Standard Cylinder Sizes and Fill Volumes

Cylinder Information 
Cylinder SizeFill Volume (kg)
H5016.9
H4916.8

For bulk and cryogenic ethane please visit our bulk ethane page

Technical Information

Technical Data Shipping Information 
Molecular Weight (g/mol)30.069Shipping NameEthane
Liquid Density (kg/m³)546.5Hazard Class2.1
Gas Density (kg/m³)1.282UN No.UN 1035
Boiling point (°C)-88.7Hazard LabelFlammable gas
Specific Volume (m³/kg)0.799CAS No.74-84-0
Vapour Pressure (bar.a @ 20°C)38.3
Valve OutletCGA 510