Boiling point: -51.6℃; critical temperature: 72.1℃; critical pressure: 4.93 MPa; it is colorless gas or liquefied gas under normal temperature. ODP value: 0; it is the environmentally friendly refrigerating fluid that does not destroy atmospheric ozonosphere.

It is mainly used for replacing HFC-22 and R502 with excellent cleaning and refrigeration effect and low toxicity. It is non-combustible and widely used in household air conditioner, small commercial air conditioner, household central air conditioner, etc.