Tulsion T-42 is a premium quality strong acid cation exchange resin containing nuclear sulphonic acid groups having high exchange capacity, combined with excellent physical and chemical stability and operating characteristics. It is ideally suited for use in a wide range of pH and temperature conditions. Tulsion T-42 is supplied in hydrogen form for two stages and mixed bed demineralization and in sodium form for softening. Tulsion T-42 is also used for de-alkalization and chemical processing.