Method for detecting antibiotic residues in water body environment based on solid phase extraction technology and liquid chromatography tandem mass spectrometry technology
A technology of liquid chromatography and tandem mass spectrometry, which is applied in the field of synchronous detection of multiple types of multi-component antibiotics, can solve the problems of large amount of water samples, high detection limit, and single species, so as to reduce the signal-to-noise ratio and improve the peak value. Shape, reduce the effect of preprocessing time
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[0030] A method based on solid-phase extraction and liquid chromatography-tandem mass spectrometry for the detection of 42 antibiotics in the water environment. Specific antibiotics include fluoroquinolones: marbofloxacin, fleroxacin, pefloxacin, ciprofloxacin, and danfluxacin Star, enrofloxacin, orbifloxacin, difloxacin, sarafloxacin, sparfloxacin, cinoxacin, flumequine; sulfonamides: sulfacetamide, sulfadiazine, sulfapyridine, sulfamethyl Pyrimidine, sulfamethoxazole, sulfamethiadiazole, sulfamethazine, sulfamethoxypyridazine, sulfachloropyridazine, sulfamethoxazole, sulfamethoxine, sulfamethoxine, sulfamethoxine Oxazole, benzoyl sulfonamide, sulfabenzopyrazole, sulfadimethoxine, sulfaquinoxaline; macrolides: spiramycin, tilmicosin, oleandomycin, tylosin, Beilimycin, erythromycin, josamycin, roxithromycin; chloramphenicol: chloramphenicol, thiamphenicol, florfenicol; lincosamides: lincomycin, clindamycin white.
[0031] The method comprises the steps of:
[0032] (1) Samp...
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