Immersion disinfection in disinfection buckets belongs to air disinfection. When the doors and windows are closed and no one is around, use 0.1 peracetic acid solution or a chlorine dioxide solution with a chlorine dioxide content of 500mg/L for aerosol spray disinfection at a dosage of 10m. After sealing for 60 minutes, open the windows for ventilation. After the items in the immersion method are washed and dried, they are completely immersed in the disinfectant. The disinfection and sterilization effect can be achieved within the standard concentration and effective time.