FEATURES & BENEFITS FDI cartridge is a general-purpose deionization polishing cartridge designed to give multi meg-ohm quality water for domestic and industrial areas use(such as laboratory, electronics, car or window rinse, aquarium, etc). The highly purified ion exchange resins will deliver high purity water with a minimum TOC background. Note: Carbon dioxide could carbonate the hydroxide sites of anion component, so it is important to avoid exposure to atmosphere for long period. …