R22
                    
                         
                        - product brand:E-COOL 
 
                        - Numéro de stand:E1J14
 
                        - product specification:13.6
 
                          - product category:Refrigerant-Refrigerant-
 
                        - product introduction:Difluoromethane, also known as chlorodifluoromethane, chlorodifluoromethane, Freon-22, abbreviated as HCFC-22, chemical formula CHClF2, is a hydrochlorofluorocarbon, colorless and slightly sweet odor gas. It is mainly used as raw material for making tetrafluoroethylene and refrigerant, spray, pesticide production raw material, etc. Difluoro-chloromethane is one of the gases that have a damaging effect on the ozone layer (ODP) and a greenhouse effect (GWP).