TY - RPRT TI - Optimisation and validation of a solid-phase microextraction method for simultaneous determination of different types of pesticides in water by gas chromatography-mass spectrometry. AU - E Beceiro-González AU - E Concha-Graña AU - A Guimaraes AU - C Gonçalves AU - S Muniategui-Lorenzo AU - M F Alpendurada PY - 2006 DO - 10.1016/j.chroma.2006.12.042 UR - https://pubmed.ncbi.nlm.nih.gov/17204271/ ID - 17204271 ER -