For maintaining carbonate hardness levels in reef aquariums

Alkalinity is one of the most important elements in a reef aquarium. It is an essential building block for coral skeletons and a crucial part in maintaining stable pH.

Recommended Levels
7.5-9.5 dKH

Instructions:
5 ml of Alkalinity will raise dKH level by 0.125 dKH in 100 L (25 gal)