Analytica Chimica Acta publishes the highest quality refereed research papers, rapid publication Letters and Reviews covering all aspects of analytical science, and particularly those areas at the forefront of analytical development. The editors of Analytica Chimica Acta strive to ensure that papers published are of the highest quality, and they are supported in this endeavour by an international board of advisers, all acknowledged authorities in their respective fields, whose contributions help to set the high standard of the journal. Full Author, Subject and Technique Indexes are provided every 25 volumes. Rapid publication and high refereeing standards are a special feature of the journal.Full texts are incorporated in CJELSEVIER, a file in the Chemical Journals Online Database available on STN International®.