Tropic Marin Bio-Magnesium is an ionically balanced formulation of magnesium and minerals that will replenish the constantly depleted levels within a marine aquarium. It contains no phosphates or nitrates and maintains the perfect, natural ionic concentration and pH value of the reef fish tank water.

Tropic Marin Bio-Magnesium is the perfect addition to a marine fish tank for the healthy skeletal growth and maintenance of coralline algae and supports photosynthesis. 

Key Features:

• Contains a combination of magnesium and minerals to promote essential biochemical processes in the aquarium
• Essential for the accelerated skeleton growth of corals and calcareous coralline algae
• Maintains the natural ionic concentration and the pH value of the reef tank water
• Contains no phosphates or nitrates.
• Ionically balanced formula

Dosage: One level measuring spoon per 110 litres / 25 gallons