A method of simultaneously determination of enrofloxacin,ciprofloxacin,norfloxacin and ofloxacin residues in eel by LC/MS-MS was developed.

• 建立了液相色谱/串联质谱法测定鳗鱼中恩诺沙星,环丙沙星,诺氟沙星,氧氟沙星的方法。