Nickel, 120 mL, Highly Concentrated Trace Element Supplement for Reef Aquarium Milliliters:120 mL A precise blend of essential

A precise blend of essential Trace Minerals mimics natural seawater conditions

Change out carbon every 2-4 weeks based on tank needs and water clarity

Granular Ferric Oxide (GFO) should be used as a part of your tank filtration tools primarily to control phosphate levels

Part 1: RO/DI Water

Though required in only minute amounts

Nickel, 120 mL, Highly Concentrated Trace Element Supplement for Reef Aquarium Milliliters:120 mL A precise blend of essentialNickel Supplement Trace Element Support for Coral Enzymatic Function Includes a dosing dropper! Complete your reef's trace element profile with our lab grade Nickel supplement. Though required in only minute amounts, Nickel is essential for certain enzymatic processes in corals and other invertebrates, aiding in nutrient assimilation and overall metabolic health. Key Benefits: Supports essential enzyme systems in corals and marine life Promotes proper