CAS Registry Number

CAS 69011-20-7 — Dowex 50WX8-100 ion-exchange resin

Dowex 50WX8-100 is a strong acid cation-exchange resin in the hydrogen form, widely used for demineralization, water purification, and acid recovery in industrial processes. It features a crosslinked polystyrene matrix with sulfonic acid functional groups, ensuring high capacity and stability under harsh conditions. This resin is supplied as spherical beads with a uniform particle size of 400–850 µm (20–40 mesh) and a moisture retention of 45–55%. Its total exchange capacity is 1.8–2.2 meq/mL (dry basis). Molekula supplies Dowex 50WX8-100 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.