Typically used for any standard water softening application.Auchlite C 20 E is a Gel Type Strongly Acidic Cation Exchange Resin of the sulphonated polystyrene type. This resin is especially designed for use in food applications.It can be used for softening (in Na+ form) as well as for water demineralization and other chemical processes (in H+ form). Its principal characteristics are excellent physical, chemical and thermal stability, good ion exchange kinetics and high exchange capacity.The physical and chemical properties are tested by the method specified in IS: 7330-1988.