Dupont's Virkon disinfectant has the widest proven spectrum of any disinfectant available. Unique, synergised oxidising system based on potassium monopersulphate - works by the physical destruction of pathogens. These qualities make Virkon? the disinfectant of choice for use in medical facilities, pathology and biosafety containment laboratories, treatment salons and residential homes. Dupont's Perasafe Instrument Sterilant is a fast-acting, biodegradable solution suitable for sterilising a wide range of medical devices.