AmberLite IRA402 Cl Ion Exchange Resin is a Gaussian, Gel, Strong Base Anion Exchange Resin for Industrial Demineralization Applications. It is a general-purpose demineralization resin with a long-established track record of reliable performance in the industry. This industry-staple resin is designed to provide excellent balance of properties for capacity, strength, silica selectivity, and a long lifetime for co-flow regenerated systems in variety of industrial water treatment applications.