Dr. Tim's Aquatics AquaCleanse Tapwater Detoxifier for Freshwater 8 oz

Eliminates common chemicals in tap water that are toxic to fish and other aquarium creatures with no unpleasant odors. AquaCleanse destroys the chemical bonds that form ammonia, chlorine and chloramines; chemicals that can kill your fish if not eliminated. Use when setting-up a new aquarium and doing large routine water changes.