TY - SER AU - Kawaguchi,Migaku TI - Simultaneous analysis of benzophenone sunscreen compounds in water sample by stir bar sorptive extraction with in situ derivatization and thermal desorption-gas chromatography-mass spectrometry N1 - YA2008 M11 D01 ISSN - 0021-9673 Sources - Journal of Chromatography A Sources - 1200 (2) 2008 : 260-263 ER -