SeaChem Reef Dip™ contains elemental iodine complexed to a protective slime coat for safely and gently disinfecting corals. It is effective against bacteria, fungus, and protozoans. It may be used prophylactically (without evidence of disease) or to remedy deseased specimens. It is safe to use with both stony and soft corals. It is also safe for anemones and polyps. A 250 mL bottle makes 200 L (50 gallons) of dip solution.