API Calcium Test

An easy to use and accurate kit to measure calcium.

Calcium is one of the most improtant elements in a reef aquarium. Reef Invertebrates such as corals, crustaceans, mollusks and even some types of encrusting algae need calcium to grow and remain healthy. The calcium level gradually drops in all reef aquariums as invertebrates utilize the calcium in the water. This kit allows you to easily and accurately measure the calcium level and maintain a healthy aquarium.