Highly concentrated calcium and alkalinity powder
Tropic Marin® Carbocalcium Powder is highly concentrated calcium and alkalinity for dissolving in reverse osmosis water to get the proven Carbo-Calcium solution. After dissolving, one single solution can cover all the calcium and carbonate hardness requirements of a typical reef aquarium without undesirable additional compounds or excess carbon dioxide being produced. This ensures strong growth of corals, coralline algae and other reef organisms. 100 g (3.5 oz.) of Carbocalcium Powder containing more than 30,000 mg of calcium and more than 4,000 °dH.