Photoelectric sensor based on organophosphorus hydrolase and application thereof in pesticide residue detection

The invention belongs to the field of pesticide residue detection and photo-electrochemical sensing, and discloses a photoelectric sensor based on organophosphorus hydrolase and an application thereofin pesticide residue detection. The invention specifically discloses a method for preparing a manganese-doped cadmium sulfide/titanium dioxide photoelectric composite material modified electrode, thepreparation of organophosphorus hydrolase photo-electrochemical sensor based on the photoelectric composite material and an application thereof in pesticide residue detection. The organophosphorus hydrolase photo-electrochemical sensor disclosed by the invention has the advantages of simple equipment, economy, practicability, simple operation and high sensitivity. 本发明属于农残检测、光电化学传感领域，公开了种基于有机磷水解酶的光电传感器及其在农残检测中的应用。本发明具体公开了种制备锰掺杂硫化镉/二氧化钛光电复合材料修饰电极的方法和基于该光电复合材料的有机磷水解酶光电化学传感器的制备及其在农残检测中的应用。本发明所述的有机磷水解酶光电化学传感器具有设备简单、经济实用、操作简单、灵敏度高的优点。