ANALAO 121(12) 1747-1992, 169N-178N (1996) DECEMBER 1996ICONFERENCE PAPERSFOREWORD 1747GUEST EDITORS 1749ORAL PRESENTATIONS 17511759176317691775)I1779178917951801180518711817POSTER PRESENTATIONS 182318291835183918451851185518631869'""An al y s tThe analytical journal of The Royal Society of ChemistryCONTENTSThe Sixth European Conference on ElectroanalysisProfessor David Parker, Professor Arthur K. Covington, Professor Brian J. Birch and Dr. Arnold G. FoggRigid Carbon-Polymer Biocomposites for Electrochemical Sensing-A Review-Salvador AlegretRecent Evolution of Luminescent Photoinduced Electron Transfer Sensors-A Review-A. Prasanna deSilva, Thorfinnur Gunnlaugsson, Terence E. RiceSensing of Transition Metals Through Fluorescence Quenching or Enhancement-A Review-LuigiFabbrizzi, Maurizio Licchelli, Piersandro Pallavicini, Donatella Sacchi, Angelo TagliettiDirect Monitoring of Formaldehyde Vapour and Detection of Ethanol Vapour Using Dehydrogenase-basedBiosensors-Manus J.Dennison, Jennifer M. Hall, Anthony P. F. TurnerChromogenic Reagents-Mark Dolman, Andrew J. Mason, K. R. A. Samankumara Sandanayake, AndrewSheridan, Alastair F. Sholl, Ian 0. SutherlandMicro-optical Ring Electrode: Development of a Novel Electrode for Photoelectrochemistry-Gaelle I.Pennarun, Colin Boxall, Danny O'HareElectrochemical Studies of Zinc in Zinc-Insulin Solution-Rui M. Barbosa, Luis M. Rosario, Christopher M.A. Brett, Ana Maria Oliveira BrettTitrations With Electrogenerated Halogens in the Diffusion Layer of an lnterdigitated MicroelectrodeArray-DuSan Bustin, Stanislav Jursa, Peter TomCikElectrochemistry of the Nitroprusside Ion.From Mechanistic Studies to Electrochemical Analysis-HelenaM. Carapuca, Joao E. J. Simao, Arnold G. FoggHot-wire Electrodes: Voltammetry Above the Boiling Point-Peter Grundler, Andreas Kirbs, TadesseZerihunElectrochemical and Thermal Behaviour of Calcium-selective Membranes-Arthur K. Covington, EugeniaTotuOver-oxidized Polypyrrole-modified Carbon Fibre Ultramicroelectrode With an Integrated Silver/SilverChloride Reference Electrode for the Selective Voltammetric Measurement of Dopamine in ExtremelySmall Sample Volumes-Xueji Zhang, Bofidar Ogorevc, Gabrijela TavCar, lrena Grabec SveglImpedance Spectroscopic Study on Single-piece All-solid-state Calcium-selective Electrode Based onPolyaniline-Tom Lindfors, Johan Bobacka, Andrzej Lewenstam, Ari lvaskaSensitive and Specific Electrochemical Sensors for Charge-diffuse Cations: Use of Lipophilic Cyclodextrinsand an Enzyme Relay for the Determination of Acetylcholine-Ritu Kataky, David ParkerDetermination of Total Arsenic in Soils by Differential-pulse Cathodic Stripping Voltammetry-I.Eguiarte,R. M. Alonso, R. M. JimenezSolid-phase Extraction Coupled With Electrochemical Detection for the Determination of the HerbicideBromofenoxim in Water Samples at Low- and Sub-pg I-' Levels-lrena Grabec Svegl, Bofidar Ogorevc,Milko NoviC, Emilio BenfenatiDetermination of Small Amounts of Analytes in the Presence of a Large Excess of One Analyte FromMulti-analyte Global Signals of Differential-pulse Voltammetry and Related Techniques With the SignalRatio Resolution Method-Zorana Grabaric, Bofidar S.Grabaric, Miquel Esteban, Enric CasassasWall-jet Flow Cell for Stripping Potentiometry-Roongroje Ratana-ohpas, Waraporn Ratana-ohpas,Proespichaya Kanatharana, Daniel JagnerInterpretation of Speciation Measurements on Labile Metal-Macromolecular Systems by VoltammetricTechniques-J. L. Garces, F. Mas, J. Cecilia, J. Galceran, J. Salvador, J. PuyBehaviour of the Current in a Membrane-covered Disc Microelectrode Under Steady-stateConditions-Josep Galceran, Jose Salvador, Jaume Puy, Joan Cecilia, David J. GavaghanMass Transport-controlled Steady-state Currents for Methanol in a Flow Injection System-JoannaGadomska, Mikolaj Donten, Zbigniew Stojek, Leif NyholmTHE ROYALCHEMISTRYInformationServicesTypeset and printed by Black Bear Press Limited,Cam b r I dg e , EnglandContinued on inside back cover-0003-2654C 1991 12.1-18731877188118851891189719031907191 1PERSPECTIVE 1917Construction and Response Characteristics of a Sulfite/Hydrogensulfite-selective All-solid-state ContactElectrode Based on the 4-Methylpiperidinedithiocarbamate Complex of Mercury(i1)-lbrahim Isildak, CemalYigit, Humeyra BatiComparison of Indirect Cathodic Stripping Voltammetric Methods Based on Accumulation of Mercury,Copper(i) and Nickel Salts or Complexes at a Hanging Mercury Drop Electrode: Determination of2-Mercaptobenzothiazole-Arnold G.Fogg, Razali Ismail, Rahmalan Ahmad, Florin G. BanicaIn Situ External Reflection Fourier Transform Infrared Spectroscopic Study on the Structure of theConducting Polymer Poly(parapheny1ene)-Pia Damlin, Carita Kvarnstrom, Ari lvaskaHigh-performance Liquid Chromatographic Determination of Phenols Using a Tyrosinase-basedAmperometric Biosensor Detection System-Olubunmi Adeyoju, Emmanuel I . Iwuoha, Malcolm R. Smyth,Dona1 LeechReagentless Amperometric Glucose Dehydrogenase Biosensor Based on Electrocatalytic Oxidation ofNADH by Osmium Phenanthrolinedione Mediator-Maria Hedenmo, Arantzazu Narvaez, ElenaDominguez, loanis KatakisDetermination of Poly(ethy1ene glycol)^ in Environmental Samples by the Indirect TensammetricMethod-Andrzej Szymanski, Zenon LukaszewskiDetermination of Copper(ii) by Anodic Stripping Voltammetry Using a Flow-through System-A.Economou,P. R. FieldenEffect of Different Experimental Parameters on the Potbntiometric Evaluation of Blood Electrolytes UsingK+ as a Test Cation-Cristina M. R. R. Oliveira, M. J. F. Rebelo, M. F. G. F. C. CamdesInfluence of Surface-active Compounds on the Response and Sensitivity of Cholinesterase Biosensors forInhibitor Determination-G. A. Evtugyn, H. C. Budnikov, E. 6. NikolskayaElectroanalysis for the Purpose of Environmental Monitoring and Specimen Banking: Is There aFuture?-Hendrik Emons, Peter OstapczukSAMPLE HANDLING19231929MOLECULARSPECTROSCOPY/SPECTROMETRY19351939SEPARATION SCIENCE19431949195519631969SENSORS19751979I 9831989Flow System for Liquid Sample Introduction in Arc/Spark Excitation Sources-Carlos Roberto Bellato,Celio PasquiniRapid and Accurate Determination of Manganese in Washing Powders Using Alkali Fusion and InductivelyCoupled Plasma Techniques-Kym E.Jarvis, John G. Williams, Bridget C. H. Gibson, Eric Temmerman,C. De CuyperSimultaneous Stopped-flow Determination of Paracetamol, Acetylsalicylic Acid and Caffeine inPharmaceutical Formulations by Fourier Transform Infrared Spectrometry With Partial Least-squares DataTreatment-Zouhair Bouhsain, Salvador Garrigues, Miguel de la GuardiaContinuous Monitoring of Ozone in Air by Reflectiometry-Nobuo Nakano, Akihiro Yamamoto, KunioNagashimaSensitive Densitometry for the Determination of Platelet-activating Factor and Other Phospholipids inHuman Tears-Toshihisa Ohyama, Chiyo Matsubara, Kiyoko TakamuraVolatile Organic Metabolites Associated With Some Toxic Fungi and Their Mycotoxins-Anna-LiisaPasanen, Sanna Lappalainen, Pertti PasanenDetermination of Volatile Organic Compounds in Air Using a Dehumidified and Ventilated DiffusiveSampler, Thermal Desorption and Gas Chromatography With Flame Ionization Detection-Ying Sing Fung,Zucheng WuGas Chromatographic Analysis of Chlorophenolic, Resin and Fatty Acids in Chlorination and CausticExtraction Stage Effluent From Kahi-grass-C. Sharma, S.Mohanty, S. Kumar, N. J. RaoDirect Determination of Butyl- and Phenyltin Compounds as Chlorides Using Gas Chromatography andFlame Photometric Detection-Gaetane Lespes, Catherine Carlier-Pinasseau, Martine Potin-Gautier,Michel AstrucCalcium Biosensing With a Sol-Gel Immobilized Photoprotein-David J. Blyth, Sarah J. Poynter, David ARussellAmperometric Biosensor for Tyrosinase Inhibitors in a Pure Organic Phase-Qing Deng, Shaojun DongDetermination of Trace Amounts of Antimony(ii1) by Differential-pulse Anodic Stripping Voltammetry at aPhenylfluorone-modified Carbon Paste Electrode-Soo Beng Khoo, Jing ZhuCUMULATIVE AUTHOR INDEXNEWS AND VIEWS 169N Book Reviews171 N Conference Diary176N Courses177N Papers in Future Issues178N Technical Abbreviations and AcronymsCover picture: Rose Window in Durham Cathedral. Photograph kindly supplied by Professor David Parker,University of Durham, UK