Pure, pharmaceutical grade seasalt containing all trace elements found in natural seawater. Used for years by scientific laboratories, professionals and hobby aquarists all over the world.
With pharmaceutical grade salts, all 70 trace elements of natural seawater, in the exact proportions found in nature and being free from nitrates, phosphates and other unwanted chemicals, it provides a natural environment for the care of fishes, marine plants and invertebrates in any aquarium.