Fluval Clearmax Phosphate Resin - Large - 3 X 100gm Pouches Fluval Filters if you want to raise

if you want to raise magnesium by 10 mg/L in a 200 litre tank

highly precise color chart for accurate water parameter readings

Suitable for freshwater

Comparing Seachem Phosphate Removers PO4 bound PhosGuard (Alumina Oxide) 0

nitrate and organic compounds to a biomass which can be easily removed by skimmer or consumed by corals

Fluval Clearmax Phosphate Resin - Large - 3 X 100gm Pouches Fluval Filters if you want to raiseFluval ClearMax is a science grade resin designed to adsorb phosphate, nitrite and nitrate*. Getting rid of these compounds produces crystal clear water, reduces odours, and creates ideal conditions for fish. It also helps reduce time spent on maintaining your aquarium. Key Features : Chemical filter media Traps phosphate, nitrite and nitrate Creates crystal clear water and ideal conditions for fish and plants Helps reduce overall aquarium maintenance