Refrigerants - Physical Properties

Physical properties of common refrigerants including boiling points, freezing points, critical points, molecular mass, and pressure data. Supports lookup and comparison of refrigerant characteristics for CFC, HCFC, HFC, and HC refrigerants.

Refrigerant No.NameMolecular Mass (g/mol)Boiling Point at 14.7 psia (°F)Freezing Point at 14.7 psia (°F)Critical Point Temperature (°F)Critical Point Pressure (psia)Specific Volume (Cu.Ft./lb.)
R-10Carbontetrachloride153.8170.2
R-11Trichlorofluoromethane137.3774.9-1683886400.0289
R-12Dichlorodifluoromethane120.91-21.8-2522345970.0287
R-13Monochlorotrifluoromethane104.46-114.6-294845610.0277
R-13B1Bromotrifluoromethane148.91-72-2701535750.0215
R-14Tetrafluoromethane (Carbon tetrafluoride)88-198.2-299-505430.0256
R-21Dichloro-fluoromethane102.9248.1-211
R-22Difluoromonochloromethane86.468-41.3-2562057220.0305
R-23Trifluormethane70-119.9
R-30Methylene Chloride84.9105.2
R-31Monochloromonofluoromethane68.548
R-32Methylene Fluoride52-61.4
R-40Chloromethane (Methyl Chloride)50.488-10.7-1442909690.0454
R-41Methyl Fluoride34-109
R-50Methane16.044-259-296.6
R-110Hexachloroethane236.8365
R-111Pentachloromonofluoroethane220.3279
R-112Tetrachlorodifluoroethane203.8199
R-113Trichlorotrifluoroethane187.39118-314174990.0278
R-1141,2-dichloro-1,1,2,2-tetrafluoroethane170.9238.4-1372944730.0275
R-115Chloropentafluoroethane154.47-38-1491764580.0261
R-116Hexafluoroethane138-108.8
R-120Pentachloroethane202.3324
R-123Dichlorotrifluoroethane152.9382-161363533
R-124Monochlorotetrafluoroethane136.510.4
R-125Pentafluoroethane120-55
R-133aMonochlorotrifluoroethane118.543
R-134aTetrafluoroethane102.03-15-1422145900.029
R-140aTrichloroethane133.4165
R-142b1-chloro-1,1-difluoroethane100.514-2042795980.0368
R-143aTrifluoroethane84-53.5
R-150aDichloroethane98.9140
R-152aDifluoroethane66.05-13
R-160Ethyl Chloride64.51512.2-218
R-170Ethane30.07-127-278907100.083
R-218Octafluoropropane188-36.4
R-290Propane44.097-44-309.82066170.0728
RC-318Octafluorocyclobutane200.0422-432404040.0258
R-410AR-32/R-125 (50%/50%)72.6-55.4162690
R-454BR-32/R-1234yf (68.9%/31.1%)62.6-58.91737640.037
R-500Dichlorodifluoromethane/Difluoroethane99.31-28-2542226420.0323
R-502Chlorodifluoromethane/Chloropentafluoroethane111.63-501805910.0286
R-503Chlorotrifluoromethane/Trifluoromethane87.5-128676070.0326
R-600n-Butane58.1231.2-2173065510.0702
R-600aIsobutane (2-Methyl propane)58.1210.8-2292755290.0725
R-611Methyl formate60.0589-1464178700.0459
R-702Hydrogen2.016-423-434.6
R-704Helium4.0026-452
R-717Ammonia17.02-28-107.927116570.068
R-720Neon20.179-410.9-415.6
R-728Nitrogen28.0134-320.4-346
R-729Air28.966-320-357.2
R-732Oxygen31.9988-297.3-361.3
R-740Argon39.948-303-308.5
R-744Carbon Dioxide44.01-109.4-708810700.0342
R-744ANitrous Oxide44.012-127.3-131.5
R-764Sulfur Dioxide64.0614-10431611430.0306
R-1150Ethylene28.05-155-272497420.07
R-1270Propylene42.08-54-3011976700.072