Seachem Phosguard 2 L itemID-7909 Includes: Canister

Includes: Canister

Ascorbic acid (C) (min): 1

and nitrifying bacteria in reef systems

When used as the sole source of calcium and alkalinity

preferably twice a day

Seachem Phosguard 2 L itemID-7909 Includes: CanisterPhosGuard rapidly removes phosphate and silicate from marine and freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard is highly porous for high capacity and bead shaped for optimum water flow. Aluminum Oxide, Soluble Aluminum, and Coral Toxicity In recent years, there has been speculation that aluminum oxide based phosphate removers like PhosGuard release aluminum into the water and subsequently damage corals. The