Detailed Product Description A latest super-strength bactericideBroad-spectrum, high-efficient, safe, untainted featureDisinfect aquarium tanks Cure all kinds of bacterial disease (such as gill parasite, red spot, dimmed eyes, etc)Directions:For prevention: 10ml per 100 liters of water, weekly applicationFor treatment: 20ml per 100 liters of water, keep using for 3-5days and exchange one-third ...