PhosBan - L is a concentrated Lanthanum solution for use in aquariums to control dissolved phosphate. PhosBan-L has an extremely high capacity to bind large quantities of phosphate quickly, making it an excellent choice for removing phosphate from aquarium water when the phosphate level is unusually high.
500 ml bottle removes 1ppm Phosphate from 6,000 gallons
Gallon size removes 1 ppm from 45,000 gallons