B-Ionic Magnesium is an easy to use one component liquid supplement which when used with alkalinity and calcium supplements or kalkwasser will not disrupt the ionic balance of a closed marine aquarium. Magnesium...
As Simple as 4 Bottles and 1 Test Per Week 36 Major, Minor, and Trace Elements Pairs Seamlessly with ReefDose 4 Dosing Pump Three Sizes Available to Match Your Tank...
Overview: Highly-concentrated ionic magnesium solution. Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secreted by reef-building...