| Solid phase microextraction with thermal desorption using fused silica optical fibers | Analytical Chemistry | 1990 | 3.9K |
| Gas chromatographic retention indices of monoterpenes and sesquiterpenes on methyl silicon and Carbowax 20M phases | Journal of Chromatography A | 1990 | 1.8K |
| Hydrophilic-interaction chromatography for the separation of peptides, nucleic acids and other polar compounds | Journal of Chromatography A | 1990 | 1.6K |
| Electrospray ionization–principles and practice | Mass Spectrometry Reviews | 1990 | 1.3K |
| New developments in biochemical mass spectrometry: electrospray ionization | Analytical Chemistry | 1990 | 947 |
| Sequential injection: a new concept for chemical sensors, process analysis and laboratory assays | Analytica Chimica Acta | 1990 | 686 |
| Positron annihilation spectroscopy for chemical analysis: A novel probe for microstructural analysis of polymers | Microchemical Journal | 1990 | 664 |
| Mechanism of formation of 5-(hydroxymethyl)-2-furaldehyde from D-fructose an sucrose | Carbohydrate Research | 1990 | 626 |
| Molvib - A flexible program for force field calculations | Journal of Molecular Structure | 1990 | 600 |
| Development and use of charged partial surface area structural descriptors in computer-assisted quantitative structure-property relationship studies | Analytical Chemistry | 1990 | 557 |
| Autoradiography using storage phosphor technology | Electrophoresis | 1990 | 498 |
| General least-squares smoothing and differentiation by the convolution (Savitzky-Golay) method | Analytical Chemistry | 1990 | 497 |
| Glucose fast-response amperometric sensor based on glucose oxidase immobilized in an electropolymerized poly(o-phenylenediamine) film | Analytical Chemistry | 1990 | 486 |
| Flow-through particles for the high-performance liquid chromatographic separation of biomolecules: perfusion chromatography | Journal of Chromatography A | 1990 | 469 |
| Isothermal titration calorimetry | Analytical Chemistry | 1990 | 428 |
| Annonaceous acetogenins: a review | Journal of Natural Products | 1990 | 411 |
| Comparison of multivariate calibration methods for quantitative spectral analysis | Analytical Chemistry | 1990 | 400 |
| Cross-linked redox gels containing glucose oxidase for amperometric biosensor applications | Analytical Chemistry | 1990 | 397 |
| Nonlinear least-squares fitting of multivariate absorption data | Analytical Chemistry | 1990 | 367 |
| Tensorial resolution: A direct trilinear decomposition | Journal of Chemometrics | 1990 | 366 |
| 4-Amino[1,2,4]triazolo[4,3-a]quinoxalines. A novel class of potent adenosine receptor antagonists and potential rapid-onset antidepressants | Journal of Medicinal Chemistry | 1990 | 355 |
| Chelating polymers and related supports for separation and preconcentration of trace metals | Talanta | 1990 | 352 |
| Separation of DNA restriction fragments by high performance capillary electrophoresis with low and zero crosslinked polyacrylamide using continuous and pulsed electric fields | Journal of Chromatography A | 1990 | 351 |
| Dihydropyrimidine calcium channel blockers. 2. 3-substituted-4-aryl-1,4-dihydro-6-methyl-5-pyrimidinecarboxylic acid esters as potent mimics of dihydropyridines | Journal of Medicinal Chemistry | 1990 | 348 |
| Molecular and quantitative aspects of the chemistry of fulvic acid and its interactions with metal ions and organic chemicals : Part II. The fluorescence spectroscopy approach | Analytica Chimica Acta | 1990 | 341 |
