Benzalkonium chloride (BAC) belongs to the quaternary ammonium salt class of compounds. As a cationic surfactant broad-spectrum fungicide, it can effectively control the reproduction of bacteria and algae in water and the growth of slime, and has good slime stripping effect and certain dispersing and penetrating effects. At the same time, it has certain degreasing, deodorizing and corrosion inhibiting effects. Meanwhile, due to its excellent disinfection effect, benzalkonium chloride is widely used in medical disinfection and is the main component of common eye drops and band aids.
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