84 disinfectant kills novel coronaviruses. Novel coronaviruses are sensitive to organic solvents and disinfectants. 75% alcohol, ether, chloroform, formaldehyde, chlorine-containing disinfectants, peroxyacetic acid and ultraviolet light can inactivate the virus. 84 disinfectant, the main component of which is sodium hypochlorite, has strong oxidizing properties and can stop the indirect transmission of viruses by killing microorganisms on the surface of objects, and is generally used for surface disinfection of contact areas in public places. It is suitable for the sanitary disinfection of walls, floors, toilets and cloths in hotels, restaurants, hospitals and homes. 84 disinfectant has a certain irritating odor when used and needs to be formulated in different proportions according to the different disinfection requirements. However, it should be noted that it cannot be used together with other disinfectants.