Determination of roxithromycin residues in the flounder muscle with electrospray liquid chromatography-mass spectrometry

Jong Hwan Lim, Beom Su Jang, Rae Kyung Lee, Seung Chun Park, Hyo In Yun

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

A highly sensitive and specific method for the determination of roxithromycin in the flounder muscle by LC-MS was developed and validated. A dichloromethane extract of the sample was separated on C18 reversed-phase column with acetonitrile-50 mM ammonium acetate (80:20, v/v) as the mobile phase and analyzed by LC-MS via atmospheric pressure ionization/electrospray ionization interface. The limit of detection and limit of quantitation were 0.01 and 0.1 ng/g, respectively. Mean recoveries from spiked muscles were 81.1% (ranged from 71.0 to 90.3%) for roxithromycin. The method has been successfully applied to determine roxithromycin in the flounder muscle.

Original languageEnglish
Pages (from-to)219-225
Number of pages7
JournalJournal of Chromatography B: Biomedical Sciences and Applications
Volume746
Issue number2
DOIs
StatePublished - 15 Sep 2000

Keywords

  • Roxithromycin

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