Kent Marine AKMEE64 Essential Elements for Aquarium, 64-Ounce

Kent marine essential elements replaces biologically important trace minerals which are removed by marine fish, invertebrates, through protein skimming, ozone and especially carbon filtration. Essential elements trace mineral supplement is designed for reef and fish-only marine aquariums. It is unmatched in its ability to increase vigor and color it does not contain detrimental heavy metals, phosphates, nitrates, or silicates.