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A method using headspace solid-phase microextraction (HS-SPME) then gas chromatographymass spectrometry with selected ion monitoring (GCMS, SIM) has been developed for determination of trace amounts of the fungicides pyrimethanil and kresoxim-methyl in soil and humic materials. Both fungicides were extracted on to a fused-silica fibre coated with 85m polyacrylate (PA). Response-surface methodology...
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