Dimethy Ether (DME)  DME
Dimethy Ether (DME)  DME
Dimethy Ether (DME)
Dimethy Ether (DME) 
Dimethy Ether +1,1-Difluoroethane (DME+R152A) DME/HFC152A
CAS NO.:115-10-6
High purity. DME is widely used in Air Fresher, pesticide, refrigerant, auto spay paint and foam blowing agent. The mixture of DME and HFC-152a with ratio 25/75 is popular in Europe used as foaming agent for XPS.


Puriyt>99.9 % (w/w) (up to 99.99 % )
Methanol<1 ppm
Moisture< 50 ppm(w/w)
Low-boiling-point substance< 200 ppm (v/v)
ApperanceClourless Liquified Gas
Odorslight Ethereal

Applications: Solvent use - Aerosol Propellent -Blowing Agent Gas Refrigerant Beneficts Environment friendly


Physical properties:

Component Chemical name Molecular formula Weight%
DME Dimethyl Ether    CH3-O-CH3 100%
Molecular weight    46.07
Flash point    -41℃(Air Density=1.2936Kg/m3)
Boiling point    -24.9 ℃(-12.6°F)
Freezing Point    -141.5℃(-222.7°F)
Critical temperature    127℃
Autoignition temperature    235℃
Critical pressure    5.3558MPa
Odor    Slight ethereal
Form    Liquefied gas
Color    Clear, colorless
Heat of vaporization at -20℃       410KJ/kg
Vapor Pressure at 20 ℃    0.51MPa
Vapor Density at 25 ℃ (Air = 1)    1.61
Liquid Density at 20 ℃    0.67g/cm3
Explosion limit    3.4~17vol%
Ozone Depletion Potential (ODP)    0
Global Warming Potential (GWP) 100yr    0
Flammability at 1 atm. and 18 ℃    Flammable

Shipping information:
Hazard Class: 2.1 Flammable Gas UN 1033

Packing: ISO TANK , 12~ 14MT

800L Steel Cylinders, N.W.460KGS, 16cylinders/20FCL

926L Steel Cylinders, N.W. 537KGS, 14cylinders/20FLC

For any other information, please send email to cindy.hu@guomao-cool.com.

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    Technical Parameters