Refrigerant R407C

R410A is a kind of refrigerant of surroundings-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
Property of chloride
Formula: CH2F2/CHF2CF3
Molecular weight: 72.6
B. P., ° C: -51.6
Vapor pressure under B. P., MPa: 1.648
Liquid density, 25° C, g/cm3: 1.063
Critical temperature, ° C: 70.7
Critical pressure, MPa: 4.7699
Critical density, g/cm3: 500.0
Gas heat capacity, 1 ATM, 25° C, KJ(kgK): 0.84
Liquid heat capacity, 1ATM, 25° C, KJ(kgK): 1.68
Solubility in water %: 0.28
Quality standard
HFC-32, %(w/w): 50± 2
HFC-125, %(w/w): 50± 2
Water, ≤ %: 0.001
Acidity, ≤ %: 0.0001
Residue on evaporation, ≤ %: 0.01
Non-congealing in Gas-phase, ≤ %: 1.5