R. Schilt

Immunoaffinity pre-column for selective on-line sample pre-treatment in high-performance liquid chromatography determination of 19-nortestosterone

A. Farjam, Gerhardus J. de Jong, R.W. Frei et al. · Journal of Chromatography A · 1988 · 79 citations

Gas Chromatography, Medicine, Bioanalysis +10

Trends in the identification of organic residues and contaminants: EC regulations under revision

François André, Katia K.G De Wasch, H.F. De Brabander et al. · TrAC Trends in Analytical Chemistry · 2001 · 79 citations

Environmental Chemistry, Residue (Chemistry), Engineering +9

Determination of fenoterol and ractopamine in urine by enzyme immunoassay

Willem Haasnoot, Piet Stouten, Arjen Lommen et al. · The Analyst · 1994 · 68 citations

Determination of β-19-nortestosterone and its metabolite α-19-nortestosterone in biological samples at the sub parts per billion level by high-performance liquid chromatography with on-line immunoaffinity sample pretreatment

Willem Haasnoot, R. Schilt, Astrid R. M. Hamers et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1989 · 65 citations

Sub Parts, Medicine, Bioanalysis +8

Rapid determination of clenbuterol residues in urine by high-performance liquid chromatography with on-line automated sample processing using immunoaffinity chromatography

Willem Haasnoot, M.E. Ploum, R.J.A. Paulussen et al. · Journal of Chromatography A · 1990 · 56 citations

Biochemistry, Gas Chromatography, Medicine +13