AmberLite IRC200 Na Ion Exchange Resin is a Gaussian, Macroporous, Strong Acid Cation Exchange Resin for Industrial Softening Applications.It is a robust softening resin with a long-established track record of reliable performance in the industry. Its high degree of crosslinking provides exceptional stability, which gives it great resistance to chemical oxidation and to mechanical, thermal, or osmotic stress. AmberLite� IRC200 Na is recommended for hot process softeners, sodium-cycle or amine-cycle condensate treatment, and other systems involving appreciable oxidative potential or high temperatures.