Directions for Use:It is a violation of federal law to use this product in a manner inconsistent with its labeling. Add 1 teaspoonful (5 ml) of AlgaeFix for every 50 gallons (190L) of water. Repeat dose every three days until algae is controlled. Be prepared to siphon out dead filamentous algae. Once algae growth is under control, add one dose every 5 days. Weekly doses of AlgaeFix will control algae growth and reduce aquarium maintenance. Caution: Do not use AlgaeFix with crustaceans, including; crabs, shrimp, freshwater shrimp and freshwater lobsters. See label for a complete list of precautionary statements.
Aquarium Pharmaceuticals AlgaeFix
Size: 8 oz.
Ingredients:poly (oxyethylene (dimethyliminio) ethylene (dimethyliminio) ethylene dichloride): 4.5%