Combination Cartridge. Combines deionization and organic removal in one cartridge. Removes ionized impurities to 10 megohm·cm or better, when used for polishing distilled water. Total ion-exchange capacity when used separately, 600 grains expressed as NaCl. About 2/3 of processed water volume is >1 megohm-cm pure. Special absorbent removes chlorine additives commonly found in municipal water supplies. Economical for production of high-quality reagent-grade water. Meets CAP specifications for Type II water.