Brightwell Calcion 2L

Concentrated Calcium Supplement for All Marine Fish & Reef AquariaOverviewHighly-concentrated ionic calcium solution.Increases the concentration of calcium in marine aquarium water to provide corals and other reef-building invertebrates with one of the most important elements required for growth.Is ionic rather than chelated, and contains no unwanted organic material such asEDTA, gluconate, or polygluconate.Over 50% stronger than most competing products.Free of phosphate, silicate, and organic material.Formulated by a marine scientist.