Concepedia
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Publications
2
Citations
91
H-Index
Active since
1987
A. J. Valk is an author specializing in medicine, chromatography, and drug analysis.
Top concepts
MedicineDrug AnalysisChromatographyAnalytical ChemistryChemistryToxicologyEngineeringBiochemistryPharmacologyBiostatistics
Publications per year
1987–1987
Fully automated sample handling system for liquid chromatography based on pre-column technology and automated cartridge exchange
Michel W. F. Nielen, A. J. Valk, R.W. Frei et al. · Journal of Chromatography A · 1987 · 64 citations
Sample Preparation, Sample Treatment, Cartridge Exchange +9
Metal-Loaded Sorbents for Selective On-Line Sample Handling and Trace Enrichment in Liquid Chromatography
Michel W. F. Nielen, H E van Ingen, A. J. Valk et al. · Journal of Liquid Chromatography · 1987 · 27 citations
Herbicide Buturon, Engineering, Pesticide-residue Analysis +18
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