1. Supercritical fluid extraction

   • Joseph L. Hedrick
   • Leah J. Mulcahey
   • Larry T. Taylor

   Fundamental Review Pages: 115 - 132

2. LED-compatible fluorosensor for measurement of near-neutral pH values

   • Otto S. Wolfbeis
   • Nena V. Rodriguez
   • Tobias Werner

   Original Papers Pages: 133 - 141

3. Infrared spectroscopic and thermal analytical investigations on the polymorphism of N-arylsulphonyl isothioureas

   • Helmut Reinke
   • Martin Hans
   • Heinz Dehne

   Original Papers Pages: 143 - 150

4. Gas-stirred solvent extraction with propylene carbonate for separation and direct polarographic determination of thallium (III)

   • Yukio Nagaosa
   • Kiyoshi Horita

   Original Papers Pages: 151 - 156

5. Sample preparation procedure for the determination of sulphur and trace metals in oil products by the ICP with a minitorch using emulsions

   • János Borszéki
   • Günter Knapp
   • László Bartha

   Original Papers Pages: 157 - 161

6. Identification of embrittling trace impurities in tungsten heavy alloys by SIMS

   • Herbert Danninger
   • Abdolvahab Atari
   • Manfred Grasserbauer

   Original Papers Pages: 163 - 172

7. Computer aided exploitation of mathematical models of processes. A general description of the approach

   • A. Parczewski
   • J. Kragten
   • G. Kateman

   Original Papers Pages: 173 - 184

8. Four spectrophotometric methods for determination of nitrofurazone in pharmaceutical formulations

   • Bhetanabhotla S. Sastry
   • Jangala V. Rao
   • Chilukuri S. P. Sastry

   Original Papers Pages: 185 - 193

9. Certified reference materials (CRMs 398 and 399) for the quality control of major element determination in freshwater

   • Philippe Quevauviller
   • Kristien Vercoutere
   • Bernard Griepink

   Original Papers Pages: 195 - 204

10. Acridinium ester chemiluminescence: pH dependent hydrolysis of reagents and flow injection analysis of hydrogen peroxide and glutamate

    • Maureen Stuever Kaltenbach
    • Mark A. Arnold

    Original Papers Pages: 205 - 219

11. Ion chromatographic determination of platinum in biotic materials

    • Ulrich Jerono
    • Friedrich Alt
    • Günther Tölg

    Original Papers Pages: 221 - 226

12. Computer estimation of dissociation constants. Part IV. Precision and accuracy of potentiometric determinations

    • Milan Meloun
    • Michal Bartoš

    Original Papers Pages: 227 - 239

13. Determination of arsenic in fly ash by hydride generation in a slurry

    • Cristina Nerín
    • Raquel Zufiaurre
    • Juan Cacho

    Original Papers Pages: 241 - 249

14. Comparison between capillary electrophoresis and ion-chromatography for analysis of inorganic anions

    • Jürgen Harms
    • Lothar Dunemann
    • Georg Schwedt

    Original Papers Pages: 251 - 260

15. Measurement of molten salt Raman spectra by the use of fiber optics

    • Sheng Dai
    • J. P. Young
    • G. Mamantov

    Original Papers Pages: 261 - 264

16. A new reductimetric reagent: Iron (II) in acetic acid medium and in presence of pyrophosphate. Spectrophotometric titration of some oxazine dyes

    • K. Vijaya Raju
    • G. Madhu Gautam
    • G. Bangar Raju

    Original Papers Pages: 265 - 273

17. Chromotropic acid as fluorogenic reagent. I. Fluorimetric determination of beryllium

    • Bijoli Kanti Pal
    • Kalyan Baksi

    Original Papers Pages: 275 - 283

18. Effect of some organic solvents and acids on the laser-induced atomic fluorescence of tin in air-hydrogen flames

    • Jamil Anwar
    • Jesus M. Anzano
    • Giuseppe A. Petrucci

    Original Papers Pages: 285 - 291

19. Some observations on the automation by flow injection analysis of the spectrophotometric determination of amino acids and proteins witho-phthalaldehyde

    • M. J. Medina Hernández
    • S. Sagrado Vives
    • M. C. García Alvarez-Coque

    Original Papers Pages: 293 - 298

20. Development of a method for direct determination of solids as thin films by energy dispersive X-ray fluorescence analysis

    • Knut Bächmann
    • Kerstin Steigerwald
    • Helmut Klenk

    Original Papers Pages: 299 - 302

21. A new method for selective preconcentration of tin

    • Nan Zhou

    Original Papers Pages: 303 - 309

22. Voltammetric determination of dipeptidyl aminopeptidases I and IV

    • Józef Hurek
    • Małgorzata Bulińska
    • Teresa Gąsiorowska

    Original Papers Pages: 311 - 322

23. Spectrophotometeric determination of someN-substituted phenothiazine derivatives usingN-bromophthalimide

    • Mohamed M. El-Kerdawy
    • Sayed M. Hassan
    • Saadia M. El-Ashry

    Original Papers Pages: 323 - 328

24. Polarographic behaviour and determination of azintamide

    • Fathalla Belal

    Original Papers Pages: 329 - 334

25. Study of the intensity of M⁺, M²⁺ and MO⁺ signals in ICP-MS as a function of instrumental parameters

    • Frank Vanhaecke
    • Carlo Vandecasteele
    • Richard Dams

    Erratum Pages: 335 - 335

26. Conference calendar

    Events Pages: 336 - 337