Malibu Black Algae Killer

Black algae is one of the most difficult varieties to control and eliminate. This algae can appear as a blackish discoloration, or a tar-like deposit. Use Malibu Black Algae Killer to eliminate and prevent algae in your swimming pool water. 1 quart bottle Unique, blended formula Non-metallic, non-foaming Effective over broad pH range Formulated to kill and prevent the development of black algae Also kills black algae, green mustard and red algae Dosage: 12 oz. per 10,000 gallons of water Prevent algae: 2-4 oz. per 10,000 gallons of water Kill algae: 11-17 oz. per 10,000 gallons of water This product is considered a "hazardous material," is air-restricted and cannot be shipped to Alaska or Hawaii. All Chemical sales are final.