Magnesium (1.89 L.)

Reef Magnesium is a specially developed Magensium additive with pH stabilizer for all marine aquariums. Reef Magnesium prevents a magnesium deficiency, optimizes the healthy growth of corals and supports a fast growth of red algae. Reef Magnesium stabilizes the calcium and pH value in your aquarium. Dosage: Add 1 ml per 100 litres of water to increase the magnesium content by 1.0 mg/L. The optimum magnesium content is 1280-1380 mg/L.