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	1.	A mass spectral library based on chemical ionization and collision-induced dissociation. [electronic resource] by Kienhuis, P G M Geerdink, R B Producer: 20030501 In: Journal of chromatography. A vol. 974 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Determination of phenoxyacid herbicides in water. [electronic resource] by Geerdink, R B Graumans, A M Viveen, J Producer: 19911024 In: Journal of chromatography vol. 547 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Mass spectrometric confirmation criterion for product-ion spectra generated in flow-injection analysis. Environmental application. [electronic resource] by Geerdink, R B Niessen, W M Brinkman, U A Producer: 20010510 In: Journal of chromatography. A vol. 910 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Determination of phenoxyacid herbicides in water. Polymeric pre-column preconcentration and tetrabutyl-ammonium ion-pair separation on a PRP-1 column. [electronic resource] by Geerdink, R B Van Balkom, C A Brouwer, H J Producer: 19900125 In: Journal of chromatography vol. 481 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Trace-level determination of pesticides in water by means of liquid and gas chromatography. [electronic resource] by Geerdink, R B Niessen, W M A Brinkman, U A Th Producer: 20030331 In: Journal of chromatography. A vol. 970 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Determination of chloroxuron in strawberries using liquid chromatography with electron-capture detection. [electronic resource] by Maris, F A Geerdink, R B van Delft, R Brinkman, U A Producer: 19860214 In: Bulletin of environmental contamination and toxicology vol. 35 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	An evaluation of chromatographic methods for the analysis of polychlorinated terphenyls in environmental samples. [electronic resource] by de Kok, A Geerdink, R B de Vries, G Brinkman, U A Producer: 19821216 In: International journal of environmental analytical chemistry vol. 12 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Gas and liquid chromatography of hydroxybiphenyls, chlorinated hydroxybiphenyls and several types of halogenated derivatives. I. Capillary gas chromatography and mass spectrometry. [electronic resource] by de Kok, A Rijnierse, E Amoureus, M Geerdink, R B Brinkman, U A Producer: 19870729 In: International journal of environmental analytical chemistry vol. 29 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	9.	Determination of polar pesticides with atmospheric pressure chemical ionisation mass spectrometry-mass spectrometry using methanol and/or acetonitrile for solid-phase desorption and gradient liquid chromatography. [electronic resource] by Geerdink, R B Kooistra-Sijpersma, A Tiesnitsch, J Kienhuis, P G Brinkman, U A Producer: 19991221 In: Journal of chromatography. A vol. 863 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	10.	Comparison between positive, negative and chloride-enhanced negative chemical ionization of organophosphorus pesticides in on-line liquid chromatography-mass spectrometry. [electronic resource] by Barceló, D Maris, F A Geerdink, R B Frei, R W de Jong, G J Brinkman, U A Producer: 19870817 In: Journal of chromatography vol. 394 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	11.	The use of various chromatographic techniques for the determination of phenylurea herbicides and their corresponding anilines in environmental samples. II. Applications. [electronic resource] by de Kok, A van Opstal, M de Jong, T Hoogcarspel, B Geerdink, R B Frei, R W Brinkman, U A Producer: 19850508 In: International journal of environmental analytical chemistry vol. 18 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)