Instant Ocean Reefcrystal Salt

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Enriched formulation. Optimal efficiency. Specially formulated for use in reef aquariums, Reef Crystals® contains essential elements of ocean reefs at concentrations higher than those found in natural seawater. Specially formulated for use in reef aquariums - contains essential elements of ocean reefs at higher concentrations than natural seawater Contains additional calcium to ensure the growth of stony corals and coralline algae, additional trace elements to provide essential nutrients and additional vitamins to support vigorous growth and coral survival, anemones and other invertebrates in a captive environment Neutralizes traces of heavy metals often found in tap water