E02 No.509 Floor 5 Unit3 Building1 No.1700 Tianfu Avenue North Section High-tech district Chengdu City  Pilot Free Trade Zone China(Sichuan)

Work Hours
Monday to Friday: 9AM - 6PM
Weekend: 10AM - 5PM

Propane, C3H8 Industrial Gas

CAS NO  74-98-6
UN NO  1075
EINECS NO  200-827-9
Molecular weight  44.096
Appearance  Colorless, Ordeless
Melting point  -187.6 ℃
Boiling point  -42.1 ℃
Density  493 kg/m³
DOT Class  2.1
Label  Flammable Gas
》Send Mail《


Propane is an organic compound. It is a colorless and odorless gas with stable chemical properties and is not easy to undergo chemical reactions. It is often used as a refrigerant, a fuel for internal combustion engines or a raw material for organic synthesis.


High purity C3H8 is widely used as standard gas、on-line instrument standard gas、calibration gas and preparation of some special mixtures in metallurgical、electronic、chemical、petroleum and other industrial departments and basic research、air pollution monitoring、aviation、 atomic energy and other fields.

Mainly used as refrigerant gas.

 Mainly used as raw material for cracking ethylene and propylene.

Industrial Grade

Specification≥ 99.5%
C4 & C4+≤ 0.5%
C3+C4≤ 0.05%
C6 & C6+≤ 100 ppm
Evaporation residue≤ 0.05%
Sulfur≤ 10 ppm
Carbon Dioxide≤ 50 ppm
Moisture≤ 20 ppm
Other Grades and Purity Available on Asking

Package Information

Cylinder CapacityValveWeight
47LCGA35019 kgs
118LBFW-145 kgs
926LBFW-1375 kgs
ISO tank10 Tons
Other Packages Available on Asking