Innovative powdered calcium supplement for improved calcium delivery. Kalk+2 contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, and calcareous algae. Provides temporary alkalinity and helps maintain pH within the desired range when used as directed. Create a solution and use with a dosing device. 450 grams produces 75 gallons of mix. Kalk+2 does not contain chloride salts.
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