84 disinfectant is a colorless or light yellow liquid, which is a highly effective disinfectant with an effective chlorine content of 5.5%-6.5%. It needs to be diluted before use because it is irritating and corrosive. The concentration of dilution is 1:500 and the soaking time is 10-30min to destroy the new coronavirus. That is, 1mL of 84 disinfectant solution added to 500mL of water, the configuration is in accordance with the configuration ratio, according to the number of disinfection items, the items ready to disinfect cleaned and spare, with a disinfection bucket of cool water to the designated mark, the amount of cup will be measured 84 disinfectant solution poured into the bucket and shake well. Then place the cleaned items in the prepared disinfectant solution with a cover and soak for 30 minutes, after 30 minutes remove the disinfection products and rinse them with clean water, and dry them in the designated place.