Selective optical recognition and quantification of parts per million levels of Cr6+ in aqueous and organic media by immobilized polypyridyl complexes on glass

Graham De Ruiter, Tarkeshwar Gupta, Milko E. Van Der Boom

Research output: Contribution to journalArticle

43 Citations (Scopus)


Selective optical sensing of parts per million levels of Cr6+ in water under acidic conditions with robust, osmium-chromophore-based monolayers is demonstrated. The sensor system can be reset by washing with water at neutral pH and can be readily monitored by UV/vis spectroscopy.

Original languageEnglish
Pages (from-to)2744-2745
Number of pages2
JournalJournal of the American Chemical Society
Issue number9
Publication statusPublished - Mar 5 2008


ASJC Scopus subject areas

  • Catalysis
  • Chemistry(all)
  • Biochemistry
  • Colloid and Surface Chemistry

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