Abstract Purpose: To observe the disinfection effect of polyhexamethylene biguanide disinfectant on the surface of hospital objects. Methods: Cotton swab sampling and bacterial quantitative culture were used. The effect of a polyhexamethylene biguanide disinfectant on the surface of objects in hospital wards was observed. And do parallel comparison with chlorine-containing disinfectant. Results: The disinfectant concentration […]