Reversible solvent and temperature induced “monomeric-like” —“Polymeric-like” transitions in alkyl bonded silica S. HéronA. Tchapla OriginalPaper Pages: 11 - 18
Comparison of the retention behaviour of phenol derivatives on porous graphitized and octadecylsilica columns E. ForgácsT. CserhátiB. Bordás OriginalPaper Pages: 19 - 26
New method for the determination of four antiepileptic drugs in human plasma by high performance liquid chromatography M. MeylerM. T. KellyM. R. Smyth OriginalPaper Pages: 27 - 32
Application of totally automated on-line sample clean up for prostanoid extraction and HPLC separation G. HotterI. RamisE. Gelpí OriginalPaper Pages: 33 - 38
The calculation of retention and selectivity in reversed-phase liquid chromatography II. Methanol-water eluents S. V. Galushko OriginalPaper Pages: 39 - 42
Tryptophan analysis simultaneously with other amino acids in gas phase hydrochloric acid hydrolyzates using the Pico-TagTM Work Station I. Molnár-PerlM. Khalifa OriginalPaper Pages: 43 - 46
Multi micro high performance liquid chromatography O. I. VoroshilovaR. E. Kaiser OriginalPaper Pages: 47 - 52
Determination of urinary organic acids by HPLC M. BidartPh. DoreeG. Lesgards OriginalPaper Pages: 53 - 56
HPLC fluorescence determination of nitrites in water using precolumn derivatization with 4-methyl-7-aminocoumarin J. Y. ZhouP. PrognonM. Hamon OriginalPaper Pages: 57 - 60
Chromatographic determination of position and configuration isomers of methyl oleate hydroxides from corresponding hydroperoxides R. BortolomeazziL. PizzaleG. Lercker OriginalPaper Pages: 61 - 64
Individual determination of ortho and non-ortho substituted polychlorobiphenyls (PCBs) in sediments by high performance liquid chromatographic pre-separation and gas chromatography/ECD detection R. FuocoM. P. ColombiniE. Samcova OriginalPaper Pages: 65 - 70
Enantiomeric separation of biopterin and neopterin stereoisomers by chiral HPLC. Application to the identification of natural pterins in protozoans R. KleinC. A. Grolière OriginalPaper Pages: 71 - 74
HPLC determination of pyroglutamic acid as a degradation product in parenteral amino acid formulations C. GandiniD. De LorenziG. Caccialanza OriginalPaper Pages: 75 - 78
Modelling chromatographic behaviour as a function of pH and solvent composition in RPLC R. M. Lopes MarquesP. J. SchoenmakersL. Buyden OriginalPaper Pages: 83 - 95
Determination of picomole amounts of carbonyls as luminarin hydrazones by high-performance liquid chromatography with fluorescence detection F. TraoréG. A. PianettiG. Mahuzier OriginalPaper Pages: 96 - 104
Pre-column fluorescence derivatization of peptides containing arginine aldehyde moiety in high-performance liquid chromatography É. Tomori OriginalPaper Pages: 105 - 109
The separation of the enantiomers of some potassium channel activators on α1-acid glycoprotein: the effect of solute conformationglycoprotein: the effect of solute conformation R. SmithD. SmithG. Stemp OriginalPaper Pages: 115 - 119
Chemometric optimization in drug analysis by HPLC: A critical evaluation of the quality criteria used in the analysis of drug purity P. F. VanbelJ. A. GilliardB. Tilquin OriginalPaper Pages: 120 - 124
Factor analysis of experimental design in chromatography M. RighezzaJ. R. Chrétien OriginalPaper Pages: 125 - 129
Evaluation ofo-phthalaldehyde as bifunctional fluorogenic post-column reagent for glutathione in LC P. LeroyA. NicolasG. Siest OriginalPaper Pages: 130 - 134
Sequential optimisation of the separation of a complex mixture of plastics additives by HPLC with a quaternary gradient and a dual detection system E. LesellierA. Tchapla OriginalPaper Pages: 135 - 143
Urinary hydroxylysine glycosides: Solid phase extraction and reversed phase chromatographic measurement E. CasariM. MuroneV. Grazioli OriginalPaper Pages: 144 - 146
Effect of the organic modifier on the retention of retinoids in reversed-phase liquid chromatography M. SaloH. VuorelaJ. Halmekoski OriginalPaper Pages: 147 - 151
Effect of drying temperature and blanching on the degradation of chlorophyll a and b in mint (Mentha spicata Huds.) and basil (Ocimum basilicum): Analysis by high performance liquid chromatography with photodiode array detection T. RochaC. Marty-AudouinA. Lebert OriginalPaper Pages: 152 - 156
Optimization of a multisolvent composition in RP-HPLC: Convenient criterion for preliminary search for the best eluent strength S. HeinischP. RiviereJ. L. Rocca OriginalPaper Pages: 157 - 163
Simultaneous assay of platelet and plasma catecholamines by HPLC with coulometric detection F. BlandiniG. V. Melzi d'ErilE. Martignoni OriginalPaper Pages: 164 - 166
Determination of sulbutiamine and its disulfide derivatives in human plasma by HPLC using on-line post-column reactors and fluorimetric detection P. GeléC. Boursier-NeyretC. Sauveur OriginalPaper Pages: 167 - 173
Retention properties of cyclodextrins and modified cyclodextrins in reversed phase HPLC A. K. ChatjigakisPh. J. P. CardotH. Parrot-Lopez OriginalPaper Pages: 174 - 178
Quantitative measurement of 4-hydroxy-3-methoxymandelic and homovanillic acids in plasma using capillary gas chromatography-mass spectrometry and stable isotope dilution: Preliminary data N. MarcheseU. Caruso OriginalPaper Pages: 179 - 182
Quantitative analysis of Cognac carbonyl compounds at the PPB level by GC-MS of their 0-(pentafluorobenzyl amine) derivatives J. P. VidalS. EstreguilR. Cantagrel OriginalPaper Pages: 183 - 186
Determination of pesticides in soil samples by solid phase extraction disks M. J. RedondoM. J. RuizG. Font OriginalPaper Pages: 187 - 190
Extraction of pesticides from sediments using a microwave technique F. I. OnuskaK. A. Terry OriginalPaper Pages: 191 - 194
GC-ITD analysis of chlortoluron and its metabolites in cereals S. PérezM. T. MatienzoJ. L. Tadeo OriginalPaper Pages: 195 - 200
Sample preparation for gas chromatographic analysis of organic solvents in aerosol cans S. C. Rastogi OriginalPaper Pages: 201 - 203
Simultaneous GC derivatization and quantification of acids and sugars M. Morvai-VitányiI. Molnár-PerlP. Sass OriginalPaper Pages: 204 - 206
Methodical investigation of interactions between organic pollutants and humic organic material in coal wastewaters J. PörschmannU. Stottmeister OriginalPaper Pages: 207 - 211
Capillary GC-MS — Stable isotope dilution analysis of methylmalonic acid in plasma: A candidate reference method for the diagnosis and the follow-up of methylmalonic acidaemias U. CarusoS. LupinoC. Romano OriginalPaper Pages: 212 - 214
High resolution GC of unsaponifiable matter and sterol fraction in vegetable oils N. FregaF. BocciG. Lercker OriginalPaper Pages: 215 - 217
Comparison of various hyphenated chromatography — Mass spectrometry methods for the analysis of β-agonists L. DebrauwerG. DelousG. Bories OriginalPaper Pages: 218 - 224
Organic fuelled flames in selective ionization detectors for chromatography P. L. Patterson OriginalPaper Pages: 225 - 233
Partitioning and adsorption in gas-liquid-solid chromatography: Models of temporal moments for retention and variance B. J. McCoy OriginalPaper Pages: 234 - 240
Inverse gas chromatography in the study of polymer degradation. Part 4: A study of model systems for reinforced vulcanizates M. B. Evans OriginalPaper Pages: 241 - 245
Design of mobile phase composition for liquid chromatography with an internal pH gradient M. JanečekK. Šlais OriginalPaper Pages: 246 - 250
A computer program for the optimal ion chromatographic determination of anions in waters N. GrosB. Gorenc OriginalPaper Pages: 251 - 258
Pore structure characterization of organic-inorganic materials by inverse size exclusion chromatography K. JerabekA. RevillonE. Puccilli OriginalPaper Pages: 259 - 262
Chromatographic analysis of some alkylphosphonic acids using a conductimetric detection. Application to fosfomycin determination G. A. PianettiA. BailletG. Mahuzier OriginalPaper Pages: 263 - 267
Abnormal composition of commerical waxes revealed by supercritical fluid chromatography S. BrossardM. LafosseJ. Becart OriginalPaper Pages: 268 - 274
Influence of the modifiers on the nature of the stationary phase and the separation of carotenes in sub-critical fluid chromatography E. LesellierA. M. KrstulovicA. Tchapla OriginalPaper Pages: 275 - 282