R. T. Ghijsen

On-line low-level screening of polar pesticides in drinking and surface waters by liquid chromatography—thermospray mass spectrometry

Habib Bagheri, E. Brouwer, R. T. Ghijsen et al. · Journal of Chromatography A · 1993 · 86 citations

Environmental Chemistry, Engineering, Pesticide-residue Analysis +13

Determination of organophosphorus pesticides in aqueous samples by on-line membrane disk extraction and capillary gas chromatography

P.J.M. Kwakman, J. J. Vreuls, U.A.Th. Brinkman et al. · Chromatographia · 1992 · 82 citations

Capillary Gas Chromatography, Chemical Engineering, Environmental Chemistry +12

Extraction of organophosphorus pesticides from soil by off-line supercritical fluid extraction

Klaus Wuchner, R. T. Ghijsen, U.A.Th. Brinkman et al. · The Analyst · 1993 · 50 citations

Solvent Extraction, Carbon Dioxide, Chemical Engineering +14

Use of an open-tubular trapping column as phase-switching interface in on-line coupled reversed-phase liquid chromatography—capillary gas chromatography

Hans Mol, Jacek Staniewski, Hans‐Gerd Janssen et al. · Journal of Chromatography A · 1993 · 50 citations · Full text

Drug Analysis, Supercritical Fluid Chromatography, Separation Science +8

Determination of triazine herbicides in surface and drinking waters by off-line combination of liquid chromatography and gas chromatography-mass spectrometry

Habib Bagheri, J. J. Vreuls, R. T. Ghijsen et al. · Chromatographia · 1992 · 49 citations

Engineering, Pesticide-residue Analysis, Chemical Contaminant +16