1. Chromium speciation in liquid matrices: a survey of the literature

   • M. J. Marqués
   • A. Salvador
   • M. de la Guardia

   Review Pages: 601 - 613

2. Enhanced sensitivity for Os isotope ratios by magnetic sector ICP-MS with a capacitive decoupling Pt guard electrode

   • A. T. Townsend

   Technical note Pages: 614 - 620

3. Identification of chemical substances by testing and screening of hypotheses I. General

   • B. L. Milman
   • L. A. Konopelko

   Original paper Pages: 621 - 628

4. Identification of chemical substances by testing and screening of hypotheses II. Determination of impurities in n-hexane and naphthalene

   • B. L. Milman
   • M. A. Kovrizhnych

   Original paper Pages: 629 - 634

5. Improvements in calibration procedures for the quantitative determination of trace elements in carbonate material (mussel shells) by laser ablation ICP-MS

   • V. R. Bellotto
   • N. Miekeley

   Original paper Pages: 635 - 640

6. Analysis of inorganic anions by electrostatic ion chromatography using zwitterionic/cationic mixed micelles as the stationary phase

   • Wenzhi Hu
   • Paul R. Haddad
   • James S. Fritz

   Original paper Pages: 641 - 644

7. Kinetic spectrophotometric determination of traces of sulfide in nonionic micellar medium

   • A. Safavi
   • M. Mirzaee

   Original paper Pages: 645 - 648

8. Photokinetic voltammetric method for the determination of thiocyanate

   • Lijun Li
   • Anbao Wang
   • Yuzhi Fang

   Original paper Pages: 649 - 652

9. On-line complexation of zinc with 5-Br-PADAP and preconcentration using a knotted reactor for inductively coupled plasma atomic emission spectrometric determination in river water samples

   • J. A. Salonia
   • R. G. Wuilloud
   • L. D. Martinez

   Original paper Pages: 653 - 657

10. Fluorometric determination of Ethofenprox in water by using solid-phase extraction

    • M. Nakamura
    • T. Igarashi
    • S. Aizawa

    Original paper Pages: 658 - 660

11. HPLC separation of flavonols, flavones and oxidized flavonols with UV-, DAD-, electrochemical and ESI-ion trap MS detection

    • Gerd Jungbluth
    • W. Ternes

    Original paper Pages: 661 - 666

12. Sensitive detection of a plant virus by electrochemical enzyme-linked immunoassay

    • K. Jiao
    • Wei Sun
    • Shu-Sheng Zhang

    Original paper Pages: 667 - 671

13. Flow injection analysis with in-line solid phase extraction for the spectrophotometric determination of sulfonated and unsulfonated Quinoline Yellow in Cologne

    • L. F. Capitán-Vallvey
    • M. C. Valencia
    • E. Arana Nicolas

    Original paper Pages: 672 - 676