Water Treatment Microbiocide is a synergistic blend of glutaraldehyde and quaternary ammonium salt which is specially formulated to provide a surface-active product that can clean and penetrate microbiologically-fouled surfaces. It is effective in controlling slime-forming and sulfate-reducing bacteria and algae. The ease of handling and high potency of Water Treatment Microbiocide facilitate its use in recirculating cooling towers, air washer systems, recirculating process water and closed loop cooling systems. It kills microbes such as bacteria, viruses, and fungi and used in disinfectant or antibacterial products.