... alternative to CFC and HCFC blowing agent, used for foaming in ice-box, panel, polyurethane refrigerant ... alternative to CFC and HCFC blowing agent, used for foaming in ice-box, panel, polyurethane adiabatic material.Hangzhou Osking Import&Export Co ... Made-in-China resources, we provide one-stop service, including raw material purchasing, sales ... View more >>Basic Information Product/Service (We ...