Bulk Reef Supply PRO Series Anion DI Resin (Color Changing) - Part 2 1.25 lbs

Changes from Blue to Amber when exhausted

Anion Single Bed Color Changing DI Resin is great for people that want to be more efficient with their deionization resin usage. Single bed resins do require the use of a cation and anion resin followed by a mixed bed resin, but produce much better results and are much more efficient!