Seachem Flourite Dark

Concentration of nutrients in Flourite Dark™ Aluminum 2166 Barium 3 Calcium 2378 Cobalt 2 Chromium 5 copper 11 Iron 5326 Potassium 136 Magnesium 2422 Manganese 384 Sodium 269 Nickel 3 Vanadium 3 Zinc 60

Units=mg/kg, source: Plasma Emission Spectrometer, EPA Method 6010, Univ. of Georgia Chemical Analysis Lab

Did you know? Seachem’s substrates for the planted aquarium never need to be replaced. They remain effective for the life of the aquarium, so the only time you’ll ever need to change out your gravel is if you want a different color