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McLaughlin, R.A.; Johnson, B.S., Optimizing recoveries of two chlorotriazine herbicide metabolites and 11 pesticides from aqueous samples using solid-phase extraction and gas chromatography-mass spectrometry, J. Chromatogr. A, 1997, 790, 1-2, 161-167, https://doi.org/10.1016/S0021-9673(97)00717-6 . [all data]