| abstract |
Disclosed is a disinfectant containing sodium hypochlorite, which can exhibit excellent disinfecting action without adding a water-soluble acidic substance, and also significantly reduces the generation of chlorine gas during preparation and is safe The present invention provides a disinfectant and a preparation method and preparation apparatus for the disinfectant. A sodium ion is removed from an aqueous solution containing sodium hypochlorite by a cation exchanger, and a molar ratio of sodium ion to available chlorine is set to 0.70 or less to prepare a disinfectant. . [Selection figure] None |