API Calcium Test Kit 1-1/4oz

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Calcium is one of the most important elements in a reef aquarium. Reef invertebrates such as corals crustaceans molluscs and even some types of encrusting algae need calcium to gro w and remain healthy. Over time calcium levels drop as invertebrates use calcium in aquarium water.This kit allows you to easily and accurately measure calcium levels and maintain a healthy reef aquarium. Measures calcium levels as low as 20mg/L.Uses titration method with easy to see colour change for precise measurement.For use in reef aquariums. Show more