| abstract |
(57) [Summary] [Problem] The disinfection effect is large and its variation is small, Another object of the present invention is to obtain a disinfecting solution which has a long-lasting disinfecting effect, is easy to handle, and does not have a disadvantage of corroding a machine. A disinfectant solution containing hypochlorous acid water, wherein the concentration of hypochlorous acid is 1 to 1000 ppm and the pH is in the range of 4.0 to 8.0. A disinfectant containing a pH buffer solution. The disinfectant has a large disinfecting effect, its dispersion is small, and the disinfecting effect is maintained. |