Chlorine bleaching property demonstration device

The utility model discloses a chlorine bleaching property demonstration device which comprises a chlorine preparation assembly, a tail gas treatment assembly and a chlorine bleaching property test assembly, one path of the chlorine preparation assembly is connected with the tail gas treatment assembly, and the other path of the chlorine preparation assembly is connected with the chlorine bleaching property test assembly; the chlorine preparation assembly comprises a first medicament bottle used for containing KMnO4 solids, a bottle opening of the first medicament bottle is sealed through a first plug, and an air bag air inlet pipe, a first injector used for adding reaction liquid concentrated hydrochloric acid and a chlorine discharge hose are arranged on the first plug; the tail gas treatment assembly comprises a second medicament bottle used for containing a NaOH solution, a bottle opening of the second medicament bottle is sealed through a second plug, and a ventilation opening and a chlorine tail gas inle