Reef Endurance Magnesium Sulfate (3.8 lbs)

Reef Endurance Magnesium Chloride is a pharmaceutical-based aquarium supplement that mixes crystal clear with no unwanted impurities. Maintaining a proper magnesium level of 1200-1350ppm in reef aquaria helps achieve the essential balance of calcium and alkalinity in the aquarium by preventing excess calcium carbonate precipitation. For best results, use in conjunction with Reef Endurance Magnesium Sulfate for a complete balance.

• Replenish and maintain Magnesium levels in a reef aquarium
• Resealable Packaging
• Mixes Clear
• No Residue