Salifert Magnesium Test Kit (25–50 Tests) for Marine & Reef Aquariums fauna marin phosphate remover The AI Hydra 64HD White

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Salifert Magnesium Test Kit (25–50 Tests) for Marine & Reef Aquariums fauna marin phosphate remover The AI Hydra 64HD WhiteMaintaining correct magnesium levels is critical for a healthy and stable reef aquarium. The Salifert Magnesium Test Kit (2550T) is designed for accurate measurement of magnesium in marine and reef waters, helping reef keepers maintain optimal calcium and alkalinity balance. Magnesium occurs naturally in seawater at concentrations of around 13001400 mg L and plays a vital role in coral growth, calcareous algae development, and photosynthesis. It also