Tropic Marin Bio Calcium Supplement 18oz

Enables the addition of biologically ideal calcium to the reef aquarium. The formula for healthy coral growth, BIO-CALCIUM re-creates conditions in the aquarium equivalent to a natural reef only carbon dioxide and calcium in the biologically ideal form are added to the water. In contrast to other calcium additives, the ion equilibrium is maintained with BIO-CALCIUM. The pH-value remains stable.