Chemi Pure Elite Grande 1332g contains iron oxide to remove phosphates and silicates
Boyd Chemi-Pure Elite adds iron oxide to its original Chemi-Pure formula, which also removes phosphates and silicates.
Chemi-pure is undoubtedly the best all-round filter material for all types of aquatic environments. Chemi-pure is very economical, easy to use and provides trouble-free filtration.