Chelating Resin for Precious Metals Recovery 

D825 is a macroporous weak acid cation resin based on the iminodiacetate acid function group, which mainly used for separation recovery and adsorbent of bivalence metals, also used for brine refining in the process of ion membrane soda producing industry. It has good selectivity for calcium and magnesium with large exchange capacity and physical strength. 1) Iminodiacetate acid function groupy 2) Good selectivity 3) Excellent mechanical strength 4) Large exchange capacity. 5) High physical strength.