... and HCFC blowing agent, used for foaming in ice-box, panel, polyurethane refrigerant R245fa 1. purity 99 ... Item R22, R134a, R404,R406.. Product:Pentafluoropropane refrigerant R245fa Property of chloride : Molecular Weight134Boiling Point, °C58. ... :Third generation foaming agent as alternative to CFC and HCFC blowing agent, used for foaming in ice ... become available.Send r245fa with good quality for sale