| Summary |
A high-performance liquid chromatography ( HPLC ) method was developed to determine simultaneously seven penicillins, cephalothin, penicillin G, penicillin V, oxacillin, cloxacillin, nafcillin, dicloxacillin, in pork. The HPLC detection time was approximately 50 minutes. The recovery rates were 69.8 %, 72.8 %, 59.2 %, 58.7 %, 56.2 %, 51.6 % and 42.7 %, respectively.
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