Refrigerant R22


Refrigerant R22,other names R-22、Freon 22、HCFC-22、Chlorodifluoromethane,Commercial name Freon 22、Genetron 22 ,Chlorodifuoromethane,Chemical Formula CHClF2.

R 22 is an HCFC refrigerant used for residential and commercial air conditioning and for medium- and low-temperature commercial refrigeration applications, including: food service, supermarket display cases, food storage and processing, and transport refrigeration systems.


  • Residential and Commercial A/C
  • Medium- and low-temperature commercial refrigeration:
    • food service
    • supermarket display cases
    • food storage and processing
    • ice machines
    • some transport

Handling & Storage

R22 refrigerant cylinder is a pressurized container, which should be stored away from fire, heat source, avoid direct sunshine, and usually stored in a cool, dry and ventilated warehouse. When handling, it should be lightly loaded and unloaded to prevent damage to cylinders and valve accessories.

Lubricant Recommendation

AB or MO

Chemical FormulaCHClF2
Molecular Mass86.468
Boiling Point (1atm/℃)-40.81
Critical Temperature (℃)96.145
Critical Pressure (Mpa)4.99
Critical Density (g/cm3)0.5238
GWP 100 yr1700
ASHRAEA1(non-toxic and non-flammable)