... sandwich panel, refrigerator,freezer, etc systems. Good quality Polyether polyol for rigid PU foamRaw material composition: Sucrose, glycerine, sorbitol, EDA etc.. ... yellow~ yellow transparent liquid.ApplicationThe product is mainly used for producing rigid PU foam plastics, and widely used in refrigerator, refrigerated ... to our R&Ds recommend formulation. Polyether polyol for rigid PU foam plastics