R404A
                    
                       - Shanghai Chaosheng Ventilation Products Co., Ltd
 
                        - product brand:Koman's 
 
                        - رقم الكشك:E4J05
 
                        - product specification:
 
                         - product category:Refrigerant-Refrigerant-
 
                        - product introduction:R-404A is a blend refrigerant of HFC125, HFC-134a and HFC-143. AlliedSigal Inc. patent number is AZ-50. It is a long life substitute of R502, harmless to Ozone. It is mainly used in Iow and middle central commercial air re-frigeration system.