The Fluval G Nitrate adsorbing cartridge is for use with the Fluval G advanced filter and will remove up to 13000 mg of nitrate ion in fresh water aquariums.
The Fluval G Nitrate adsorbing cartridge is for use with the Fluval G advanced filter and will remove up to 13000 mg of nitrate ion in fresh water aquariums. Nitrate concentration should not exceed 20 mg/L in freshwater aquariums; Planted aquariums require approximately 5mg/L of nitrate as a source of nitrogen for healthy plant growth.