Ethylene (R1150)

C2H4

Ethylene (R1150) is supplied as a compressed liquid in cylinders and ISO tube skids and as a cryogenic liquid in T75 cryogenic isocontainers for international transport. It is generally used in very low temperature industrial refrigeration applications such as LNG liquefaction processes.

Standard Specifications

Purity / Assay
Impurities (vol/vol)
N3.0
99.9%
Ethylene> 99.9%
Propylene< 50ppm
Methan and Ethan< 1000ppm
Acetylene< 10ppm
Dienes< 5ppm
Oxygen< 5ppm
Hydrogen< 10ppm
Carbon Dioxide< 10ppm
Carbon Monoxide< 10ppm
Water< 1wtppm
Ammonia< 1ppm
Nitrogen< 50ppm
Sulfur (as H2S and mercaptans)< 1ppm
Alcohols (as methanol)< 5ppm
Ethylene Oxide< 1ppm

Standard Container Sizes and Fill Volumes

Container Information
TypeH49 cylinderTube Skid20' T75 cryo container40' T75 cryo container
Contents16.78kg6,500kg9,000kg20,000kg

Technical Information

Technical Data Shipping Information  
GasCryogenic Liquid
Molecular Weight (g/mol)28.054Shipping NameEthyleneEthylene, refrigerated liquid
Liquid Density (kg/m³)567.9Hazard Class2.12.1
Gas Density (kg/m³)1.178UN No.UN 1962UN 1038
Boiling point (°C)-103.8Hazard LabelFlammable gasFlammable gas
Specific Volume (m³/kg)0.862CAS No.74-85-174-85-1
Vapour Pressure (bar.a @ 20°C)47.7
Valve OutletCylinder – CGA 350, Skid - CGA 1350, T75 container - DN65/DN50-PN40