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A solvent-free method for the extraction of butyltin compounds from seawater by headspace solid-phase microextraction (SPME) is presented. The butyltin chlorides present in seawater was converted to its hydride forms by sodium tetrahydridoborate prior to extraction. A polydimethylsiloxane (PDMS) coated silica 100μm fiber is introduced into the headspace over seawater to extract butyltin hydrides....
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