Applicability of coupled-column liquid chromatography to the analysis of β-agonists in urine by direct sample injection I. Development of a single-residue reversed-phase liquid chromatography-UV method for clenbuterol and selection of chromatographic conditions suitable for multi-residue analysis
Aldo Eliano Polettini, Maria Teresa Montagna, Elbert A. Hogendoorn, Ellen Dijkman, Piet van Zoonen, L.A. van Ginkel
Abstract