Journal of AOAC International

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  Año 2002, Vol. 85, Número 85

  • Determination of Low-Level Residual Ethylene Oxide by Using Solid-Phase Microextraction and Gas Chromatography

    K. Ayoub, L. Harris, B. Thompson

    págs. 1205-1209

    

  • Determination of Available Phenolic Compounds in Soils by Liquid Chromatography with Solid-Phase Extraction

    D. Matejicek, B. Klejdus, V. Kuban

    págs. 1210-1216

    

  • Gravimetric Determination of Amylase-Treated Neutral Detergent Fiber in Feeds with Refluxing in Beakers or Crucibles: Collaborative Study

    D. R. Mertens

    págs. 1217-1240

    

  • Determination of Phosphorus in Fertilizers by Inductively Coupled Plasma Atomic Emission Spectrometry

    R. L. Boles, T. P. Mawhinney, W. M. Yang

    págs. 1241-1246

    

  • Differential Pulse Voltammetric Assay of Lercanidipine in Tablets

    Luis Joaquin Nuñez Vergara, Arturo Squella Serrano, A. Alvarez-Lueje, S. Pujol

    págs. 1247-1252

    

  • Sequential Determination of Salicylic and Acetylsalicylic Acids by Amperometric Multisite Detection Flow Injection Analysis

    R. I. L. Catarino, E. Barrado, M. B. Q. García, R. A. S. Lapa, J. L. F. C. Lima

    págs. 1253-1259

    

  • Interlaboratory Comparison of Methods for the Determination of Incurred Tilmicosin Residues in Bovine Liver

    R. S. Readnour, B. Fuerst, W. D. Rowe, M. R. Madson, J. N. Sofos, S. Griffith, S. B. Clark, J. J. O Rangers, G. James, J. A. Hurlbut

    págs. 1260-1267

    

  • Determination of Ciprofloxacin with a Room-Temperature Phosphorescence Flow-Through Sensor Based on Lanthanide-Sensitized Luminescence

    R. M. Cuenca-Trujillo, María José Ayora-Cañada, Antonio Molina Díaz

    págs. 1268-1272

    

  • Improved Thin-Layer Chromatographic Method for the Separation of Cholesterol, Egg Phosphatidylcholine, and Their Degradation Products

    F. Camu, J. Plaizier-Vercammen, M. Gabriels

    págs. 1273-1287

    

  • Spectrophotometric Investigations of the Assay of Physiologically Active Catecholamines in Pharmaceutical Formulations

    B. S. Nagaralli, K. C. Ramesh, M. B. Melwanki, J. Keshavayya, J. Seetharamappa

    págs. 1288-1292

    

  • Concurrent Determination of Four Fluoroquinolones in Catfish, Shrimp, and Salmon by Liquid Chromatography with Fluorescence Detection

    J. E. Roybal, C. C. Walker, A. P. Pfenning, J. M. Storey, J. A. Hurlbut, S. A. Gonzales, S. B. Turnipseed

    págs. 1293-1301

    

  • Immunoaffinity Column as Sample Cleanup Method for Determination of the Beta-Adrenergic Agonist Ractopamine and Its Metabolites

    W. L. Shelver, D. J. Smith

    págs. 1302-1307

    

  • Use of Hydrophilic Hydroxypropyl Methacrylate/Ethylene Glycol Methacrylate Packing Material in Size-Exclusion Chromatography

    C.-J. Kim, M. R. Borenstein, C. D. Vianna-Soares

    págs. 1308-1315

    

  • Kinetic Spectrophotometric Method for the Determination of Ranitidine and Nizatidine in Pharmaceuticals

    M. Eid, F. Ibrahim, M. I. Walash, M. Hefnawy, F. Belal

    págs. 1316-1323

    

  • Interlaboratory Comparison of Pesticide Recovery from Water Using Solid-Phase Extraction Disks and Gas Chromatography

    J. A. Dumas, T. C. Mueller, R. D. Wauchope, R. W. Young, W. Mersie, J. D. Mattice, S. A. Senseman, C. Clegg, R. B. Leidy, M. B. Riley

    págs. 1324-1330

    

  • Novel Chromatographic Separation and Carbon Solid-Phase Extraction of Acetanilide Herbicide Degradation Products

    J. A. Shoemaker

    págs. 1331-1337

    

  • In-House Validation Study for Salmonella Unique Testing of Juice (Modification of AOAC Official Method 2000.07)

    A. E. Dailianis, D. Hughes

    págs. 1338-1340

    

  • Determination of Docosahexaenoic Acid and n-3 Fatty Acids in Refined Fish Oils by ^1H-NMR Spectroscopy: IUPAC Interlaboratory Study

    L. Paolillo, M. Nonaka, M. Aursand, R. Sacchi, S. Wada, T. Igarashi

    págs. 1341-1354

    

  • Determination of Deoxynivalenol in Whole Wheat Flour and Wheat Bran

    H. S. Rupp

    págs. 1355-1359

    

  • Determination of St. John's Wort Components in Dietary Supplements and Functional Foods by Liquid Chromatography

    H. C. Chang, W. Luo, T. M. Heinze, L. J. Lin, C. Y. W. Ang, A. Mattia, Y. Cui

    págs. 1360-1369

    

  • Assessment of Performance of Laboratories in Determining Acrylamide in Crispbread

    D. B. Clarke, J. Kelly, L. A. Wilson

    págs. 1370-1373

    

  • Determination of Nitrogen Solubility in Dilute Pepsin Hydrochloric Acid Solution of Fishmeal: Interlaboratory Study

    D. E. Walters, B. Sheridan, A. P. Bimbo, E. L. Miller, S. M. Barlow

    págs. 1374-1381

    

  • Interference-Free Biosensor Based on Screen-Printing Technology and Sol-Gel Immobilization for Determination of Acetaldehyde in Wine

    T. Noguer, A. Avramescu, C. Calas-Blanchard, J.-L. Marty, A. Tencaliec

    págs. 1382-1389

    

  • Determination of Vegetal Proteins in Milk Powder by Enzyme-Linked Immunosorbent Assay: Interlaboratory Study

    M. D. Perez, M. Calvo, G. Brett, L. Sanchez, Pedro Pujols Osle

    págs. 1390-1397

    

  • Interlaboratory Study of a Multiresidue Gas Chromatographic Method for Determination of Organochlorine and Pyrethroid Pesticides and Polychlorobiphenyls in Milk, Fish, Eggs, and Beef Fat

    J.-M. Fremy, D. Inthavong, F. Bordet

    págs. 1398-1409

    

  • On-Line Preconcentration and Determination of Cadmium in Honey Using Knotted Reactor Coupled to Flow Injection-Flame Atomic Absorption Spectrometry

    J. C. A. de Wuilloud, R. F. Orsi, L. D. Martinez, R. G. Wuilloud, R. A. Olsina

    págs. 1410-1414

    

  • Stability of Sulfonamides, Nitrofurans, and Chloramphenicol Residues in Preserved Raw Milk Samples Measured by Liquid Chromatography

    Isabel Escobar García, G. Prado, S. Vega, R. Gutierrez, N. Perez, G. Urban, M. Noa, G. Diaz

    págs. 1415-1419

    

  • Determination of Active Ingredient in Synthetic Pyrethroid Formulations by High-Performance Thin-Layer Chromatography/Densitometry

    K. K. Sharma

    págs. 1420-1424