Seachem Matrix Carbon nobox Seachem Kalkwasser is a high-purity

Seachem Kalkwasser is a high-purity calcium hydroxide limewater mix for marine aquarium keepers maintaining calcium levels close to natural seawater concentrations

where m is grams to add to top-off water

Avoid contact with or breathing the dust

folic acid

Seachem Matrix Carbon nobox Seachem Kalkwasser is a high-puritySeachem Matrix Carbon Seachem Matrix Carbon is a high efficiency activated carbon filter media for aquarium water filtration, suited to fishkeepers who want to remove organic matter while keeping the effect on pH to a minimum. Its spherical, bituminous coal based carbon beads are designed for strong water flow and contact with macroporous binding sites. Key Benefits Spherical bead shape promotes optimum hydrodynamics and helps prevent the carbon from