Refrigerant R-407C is a kind of refrigerant of surrounds-protection model, used in replacing R22 R502.It has a good nature of cleaning, low poison , non-combustion, good-refrigeration and so on, and greatly used in air- conditioner
Formula  CH2F2/CHF2CF3/CF3CH2F
Boiling Point ( oC )  -43.9
Vapor pressure(25oC),Mpa, abs  1.174
Liquid density(25oC),kg/L  1.136
Critical Pressure Mpa  4.619
Critical temperature oC86.74
Gas heat capacity (1 atm, 25oC), kj/(kgk)  0.829
Liquid heat capacity (1 atm, 25 oC),kg(kgk)  1.54
Gas heat conductivity(25oC),w/(mk)  0.01314
Liquid heat conductivity (25oC),w/(mk)  0.0819
ODP  0
GWP  1.526
Odor  Odorless
Color  Colorless, transparent
HFC-32 %(W/W)  23±2
HFC-125, %(W/W)  25±2
Water, mg/kg ≤  10
Acidity, mg/kg ≤  1
Residue mg/kg ≤  100
Non-congealing gas-phase, % (v/v), ≤  1.5