Phos-ELIMINATOR™ quickly removes phosphate and silicate from marine and freshwater aquaria. Reef Safe. It should not be used with phosphate-based buffers.
--Use 1/3 cup (85 ml) of Phos-ELIMINATOR™ for every 50 gallons saltwater or 100 gallons freshwater. Product should be rinsed with freshwater before use. CAUTION - product may generate heat and fizzle upon initial contact with water - handle carefully. Place into a filter bag and put filter bag in area of high water flow. Product is exhausted once you see phosphate levels start to increase.