API Test Kit Calcium for Saltwater THE PIONEER WOMAN Dimensions : 5" wide

Dimensions : 5" wide

What it smells like: a sweet and comforting kind of love

diameter:  6mm wide

and recipe book

API Test Kit Calcium for Saltwater THE PIONEER WOMAN Dimensions : 5" wideCalcium is one of the most important 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. 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,