1. On-line coupling of atomic spectrometry and ion chromatography with time resolved registration as a new tool for ultra trace analysis in refractory metals

   • A. Seubert

   Original Papers Pages: 547 - 563

2. Development of pork fat reference material for OCPs' BCR-CRM 430

   • C. G. van der Paauw
   • H. Maarse
   • E. A. Maier

   Original Papers Pages: 564 - 566

3. Extraction voltammetric determination of silicon

   • A. Möller
   • I. Helms
   • F. Scholz

   Original Papers Pages: 567 - 569

4. Evaluation of atomic fluorescence, absorption and emission techniques for the determination of mercury

   • M. Okumura
   • K. Fukushi
   • R. E. Sturgeon

   Original Papers Pages: 570 - 574

5. Indirect atomic absorption spectrometric determination of silicon in gallium arsenide using an amplification reaction

   • Marco Taddia
   • Giuseppe Clauser

   Original Papers Pages: 575 - 578

6. Flow injection flame atomic spectrometric determination of iron, calcium, magnesium, sodium and potassium in ceramic materials by using a variable-volume injector

   • M. de la Guardia
   • A. Morales-Rubio
   • M. Burguera

   Original Papers Pages: 579 - 584

7. Analysis of ethoxylated alcohol surfactants in water by HPLC

   • Lutz Nitschke
   • Lothar Huber

   Original Papers Pages: 585 - 588

8. Development of a time-resolved fluoroimmunoassay for phthalate esters in water

   • A. Ius
   • M. A. Bacigalupo
   • A. Roda

   Original Papers Pages: 589 - 591

9. Spectrophotometric determination of nitrogen dioxide in air

   • B. S. M. Kumar
   • T. R. Srikanth
   • N. Balasubramanian

   Original Papers Pages: 592 - 594

10. Application of ternary complexes in pharmaceutical analysis

    • Prodromos B. Issopoulos
    • Pantelis T. Economou

    Original Papers Pages: 595 - 599

11. Multi-elemental analysis in biological samples by on-line preconcentration on 8-hydroxyquinoline-cellulose microcolumn coupled to simultaneous ICP-AES

    • Peter Schramel
    • Li-giang Xu
    • Markus Michaelis

    Original Papers Pages: 600 - 606

12. Enzyme sensor for L-lactate with a chitosan-mercury film electrode

    • Satoshi Hikima
    • Teiji Kakizaki
    • Kiyoshi Hasebe

    Original Papers Pages: 607 - 609

13. Fluorometric analysis of heat-stable alkaline phosphatase activity in human serum by means of high-performance liquid chromatography

    • Norio Ichinose
    • Shozo Baba
    • Nobuhiko Nishino

    Original Papers Pages: 610 - 612

14. Spectrophotometric determination of zinc at trace level in environmental samples

    • Sumon Chakravarty
    • R. K. Mishra

    Short Communications Pages: 613 - 614

15. Spectrophotometric determination of La, Ce, Pr and Nd in the presence of copper by use of arsenazo III

    • Ewa Bobrowska-Grzesik
    • Andrzej M. Grossman
    • Jerzy Ciba

    Short Communications Pages: 614 - 615

16. A combination of atomic force microscopy and secondary ion mass spectrometry for investigation of Al_xGa_1−xAs/GaAs superlattices

    • G. Friedbacher
    • D. Schwarzbach
    • G. Stingeder

    Short Communications Pages: 615 - 617

17. A new spectrophotometric method for the determination of dimethyl formamide

    • D. Bose
    • P. Shivhare
    • V. K. Gupta

    Short Communications Pages: 618 - 618