sera Marine Aquarium Sea Salt 20Kg coral reef invert fish tank for 600 lt

Marine salt for R/O and tap water. Due to the excellent homogeneity and even grain size, sera marin salt quickly and without any residues dissolves into crystal clear marine water. It provides natural GH and KH levels, and contains plenty of calcium and magnesium in biologically correct amounts. The pH value will precisely and reliably remain in the correct range due to the natural buffer system in sera marin salt. Due to a special process, sera marin salt contains the trace elements in a way that keeps them permanently in solution and thus keeps them available for a long time. sera marin salt does not contain any substances that artificially stimulate protein skimmer activity. It is nitrate, silicate and phosphate free. Directions Dissolve the entire 20.8 kg package in 600 liters of R/O or tap water. Box Contains sera marin salt 20 kg