Optimization and validation of a confirmatory method for determination of ten sulfonamides in feeds by LC and UV-diode array detection
Abstract
A simple, rapid, and reliable multiresidue method, based on liquid chromatography (LC) and ultraviolet (UV)-diode array detection (DAD), is described for assaying ten sulfonamides (sulfadiazine, sulfathiazole, sulfamerazine, sulfamethazine, sulfamethoxypyridazine, sulfamonomethoxine, sulfachloropyridazine, sulfamethoxazole, sulfaquinoxaline, and sulfadimethoxine) in feeds. The chromatographic separation is accomplished using a C18 column, eluted with a mobile phase consisting of acetate buffer, acetonitrile, and methanol. The sample preparation requires a simple extraction with chloroform/acetone and a purification step by solid-phase extraction. The analytical parameters of precision, detection and quantification limits, recovery, and ruggedness have been evaluated by a validation procedure following the European guidelines of Regulation 882/2004/EC and Decision 657/2002/EC.
Autore Pugliese
Tutti gli autori
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M. Iammarino , C. Palermo , D. Nardiello , M. Muscarella
Titolo volume/Rivista
CHROMATOGRAPHIA
Anno di pubblicazione
2011
ISSN
0009-5893
ISBN
Non Disponibile
Numero di citazioni Wos
11
Ultimo Aggiornamento Citazioni
Non Disponibile
Numero di citazioni Scopus
10
Ultimo Aggiornamento Citazioni
Non Disponibile
Settori ERC
Non Disponibile
Codici ASJC
Non Disponibile
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