Trace analysis of chlorophenols in river water samples by stir bar sorptive extraction with in situ derivatization and thermal desorption-gas chromatography-mass spectrometry Publication Attachment: 04-51.pdf Authors: Kawaguchi, Migaku, Ishii, Yumiko, Okanouchi, Noriya, Sakui, Norihiro, Ito, Rie, Inoue, Koichi, Saito, Koichi, Nakazawa, Hiroyuki Year: 2004