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

  • 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