1. Critical review of the atomic spectrometric analysis of arsenic in foods

   • M. L. Cervera
   • R. Montoro

   Review Pages: 331 - 340

2. Construction and evaluation of tetrafluoroborate selective electrodes

   • R. Pérez-Olmos
   • B. Etxebarria
   • M. N. M. P. Alçada

   Original Papers Pages: 341 - 345

3. Spectrofluorometric determination of thallium(III) with pyrogallol red and 3,4,5,6-tetrachlorofluorescein

   • Itsuo Mori
   • Takako Matsuo
   • Noriko Inoue

   Original Papers Pages: 346 - 349

4. Nickel sulphide fire assay — ICPMS method for the determination of platinum group elements: a detailed study on the recovery and losses at different stages

   • G. S. Reddi
   • C. R. M. Rao
   • T. R. Mahalingam

   Original Papers Pages: 350 - 352

5. Determination of metal impurities in electrolytic iron by GF-AAS using electric dispersion in liquid medium

   • Carlos Bendicho

   Original Papers Pages: 353 - 355

6. Ultratrace analysis of uranium and thorium in glass

   • U. Rohr
   • L. Meckel
   • H. M. Ortner

   Original Papers Pages: 356 - 363

7. Two stage derivatization with N-(tert.-butyldimethylsilyl)- N-methyl-trifluoroacetamide (MTBSTFA) and N-methyl-bis-(trifluoroacetamide) (MBTFA) for the gas-chromatographic analysis of OH-, SH- and NH-compounds

   • K. Schoene
   • H.-J. Bruckert
   • A. König

   Original Papers Pages: 364 - 370

8. Metal complexes with tetrapyrrole ligands

   • Johann W. Buchler
   • Frank M. Künzel
   • Michaela Nawra

   Original Papers Pages: 371 - 376

9. Study on the fluorescence system Be-rutin-SDS-Triton X-100 and the determination of rutin

   • Jinghe Yang
   • Huabin Zou
   • Rujun Yang

   Original Papers Pages: 377 - 379

10. Preconcentration of trace antimony in tap and sea water on activated alumina. Determination by graphite furnace atomic absorption spectrometry

    • Patricia Smichowski
    • María Beatriz de la Calle Guntiñas
    • Carmen Cámara

    Original Papers Pages: 380 - 384

11. A simple and fast micro method for the determination of 1,2,3,4,6,7,8-heptachlorodibenzo-p-dioxin and octachlorodibenzo-p-dioxin in sewage sludges by GC-ECD

    • Harald Steinwandter

    Original Papers Pages: 385 - 389

12. Determination of iron, copper and zinc in tinned mussels by inductively coupled plasma atomic emission spectrometry (ICP-AES)

    • F. J. Copa-Rodríguez
    • M. I. Basadre-Pampín

    Original Papers Pages: 390 - 395

13. On the role of major, minor and trace elements in provenancing ceramic material. A case study: Roman terra sigillata from Augusta Praetoria

    • P. Mirti
    • R. Aruga
    • M. Oddone

    Original Papers Pages: 396 - 401

14. A critical evaluation of the environmental scanning electron microscope for the analysis of paint fragments in art conservation

    • N. W. Bower
    • D. C. Stulik
    • E. Doehne

    Original Papers Pages: 402 - 410