Atribute to Leslie Stephen Ettre on the occasion of his eightieth birthday Editorial Pages: 257 - 260
Analysis of carbohydrates using different quaternized polystyrene-divinylbenzene particles and pulsed amperometric detection M. JochumR. BakryG. K. Bonn Originals Pages: 263 - 268
Mechanistic study of the sorption properties of OASIS® HLB and its use in solid-phase extraction N. C. DiasC. F. Poole Originals Pages: 269 - 275
Optimization of St John's Wort flavonoid separation by reversed phase liquid chromatography on a silica-based monolithic column C. Brenier-MaurelC. DelaurentA. M. Siouffi Originals Pages: 277 - 282
Micellar electrokinetic capillary chromatographic method for simultaneous determination of drugs used to treat advanced breast cancer J. Rodríguez FloresJ. J. Berzas NevadoM. I. Rodríguez Cáceres Originals Pages: 283 - 288
4,7-phenanthroline-5,6-dione: A new labelling reagent for liquid chromatographic analysis of amino acids M. G. GioiaR. GattiM. Hudaib Originals Pages: 289 - 294
Simple HPLC method for simultaneous determination of acetaminophen, caffeine and chlorpheniramine maleate in tablet formulations M. L. QiP. WangR. N. Fu Originals Pages: 295 - 298
A micellar liquid chromatographic method for quality control of pharmaceutical preparations containing tricyclic antidepressants J. M. Bermúdez-SaldañaC. Quiñones-TorreloM. J. Medina-Hernández Originals Pages: 299 - 306
Separation of the enantiomers of 4-aryl-7,7-dimethyl- and 1,7,7-trimethyl-1,2,3,4,5,6,7,8-octahydroquinazoline-2,5-diones by chiral HPLC M. YarimS. Sarac Originals Pages: 307 - 312
Development and validation of an improved liquid chromatographic method for the analysis of oxytetracycline J. DianaG. PingJ. Hoogmartens Originals Pages: 313 - 318
Enantioseparation of novel chiral tetrahedrane-type clusters on an amylose tris (Phenylcarbamate) chiral stationary phase Han XiaoqianLiu YueqiChen Liren Originals Pages: 319 - 322
Correlation method for comparison of selectivity and retention on different chiral stationary phases B. PolakW. Gołkiewicz Originals Pages: 323 - 330
A fast and reliable chromatographic procedure for the purification of virginiamycin M1 factor K. NottM. PaquotB. Wathelet Originals Pages: 331 - 335
Determination of maize and grain herbicides and their transformation products in soil by use of soil column extraction then liquid chromatography with tandem mass spectrometry A. LaganàA. BacaloniA. Marino Originals Pages: 337 - 343
Fractionation of Bulgarian viper (Vipera ammodytes) venoms. Relation of venom content and subspecies affiliation of the snakes V. BardarovB. Aleksiev Originals Pages: 345 - 349
Capillary zone electrophoretic determination of tosufloxacin and trovafloxacin in urine J. L. VílchezL. AraujoA. Navalón Originals Pages: 351 - 356
The effect of molecular structure upon the response of the flame ionization detector M. KállaiJ. Balla Originals Pages: 357 - 360
Long-term sampling: Suitable monitoring strategy for determination of semi-volatile PAHs at outdoor and indoor sites G. BertoniA. CecinatoR. Tappa Originals Pages: 361 - 365
TLC determination of selected macrocyclic antibiotics using normal and reversed phases J. NowakowskaJ. HalkiewiczJ. W. Lukasiak Originals Pages: 367 - 373
Single-run determination of adenylate nucleotides, and of cellular energy status, by a simple and improved capillary electrophoretic method U. FriessR. LehmannE. Schleicher Short Communications Pages: 375 - 378
Thin-layer chromatography (TLC) as pilot technique for HPLC. Utilization of retention database (R F) vs. eluent composition of pesticides T. Tuzimski Short Communications Pages: 379 - 381