Method for measuring DDT in water by molecular imprinting selection fluorescence quenching
A technology of fluorescence quenching and molecular imprinting, applied in the field of environmental chemical monitoring, can solve problems such as high energy consumption, complicated analysis process, and long analysis duration
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[0038] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0039] Such as figure 2 As shown, the device used in the present invention includes a three-way sampling valve 10, an enrichment column 11, a fluorescent flow cell 13, an excitation light source 15, a photoelectric detection device 16, a control device 18, a data processing device 17, a water sample pump 3, Buffer solution pump 5, sodium ethylenediamine tetramethylene phosphate pump 6, and eluent pump 9. Water sample 1 and blank solution 2 can be passed into the pipeline under the action of water sample pump 3, buffer solution 4 can be passed into the pipeline under the action of buffer solution pump 5, complexing agent 6 can be passed through under the action of complexing agent pump 7 Into the pipeline, the eluent 8 can be passed into the pipeline under the action of the eluent pump 9, the pumps used are peristaltic pumps, the three-way sam...
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