Pure ethylene is a colorless, flammable gas having a sweetish taste and odor
-A colorless, flammable gas, with a faint odor. -A Simple asphyxiation. Forms toxic products upon combustion or heating. -Normal materials can be used. TLV-TWA: None Established
Flammable Limits: 2.7 - 36%
DOT Class / Label: 2.1/ Flammable Gas
Specific Gravity: 0.978 @ 32° F
CGA Valve Outlet: 350
CAS No.: 74-85-1
Standard Specs
N :< 1
O: < 1
Carbon Dioxide: < 1
Carbon Monoxide: < 1
Other Hydrocarbons: < 4
Acetylene :< 1
Moisture** :<1
Total Impurities :< 5
Standard Cylinder Sizes and Fill Volumes
Cylinder Size Fill Volume (kg) H50 :16.9
H49 :16.8
H44 :13.6
Technical Info
M-Weight (g/mol): 28.054
Liquid Density (kg/m³): 567.9
Gas Density (kg/m³): 1.178
Boiling point (°C): -103.8
Specific Volume (m³/kg): 0.862
Vapour Pressure (bar.a @ 20°C): 47.7
Valve Outlet: CGA 510 / BS 4
Shipping Info
Shipping Name: Ethylene, compressed
Hazard Class: 2.1
UN No.: UN 1962
Hazard Label: Flammable Gas
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