Products to supplement water chemistry. Elements and compounds like Calcium (Ca),  Magnesium (Mg) and Carbonate (Alkalinity/oKH/CO3-) and many others for example; Iron (Fe), Strontium (Sr) and Iodine (I) used by corals and other inhabitants for growth and healthy living. Adding supplements to replenish them in the aquarium helps lead to successful reef keeping. 

Refine Search