Lewatit® S 4228 is a food grade, macroporous, heterodisperse, medium basic anion exchange resin based on a styrene-divinylbenzene copolymer. It is bead-shaped and has a special bead size distribution for use in the following processes:
In its free base form, the Lewatit® S 4228 is suitable for the removal of acid and sumultaneous decolorisation of solutions of organic stubstances, e.g. sugar, gelatine, glycerine, grape must, whey, fruit concentrates, etc.