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Talanta. 1982 May;29(5):423-8. doi: 10.1016/0039-9140(82)80183-5.

Heavy-atom enhancement and analytical figures of merit for low-temperature phosphorimetry in the red region for several polynuclear aromatic hydrocarbons.

Talanta

E L Inman, A Jurgensen, J D Winefordner

Affiliations

  1. Department of Chemistry, University of Florida, Gainesville, FL 32611, U.S.A.

PMID: 18963154 DOI: 10.1016/0039-9140(82)80183-5

Abstract

Analytical figures of merit for the low-temperature (77 K) phosphorescence of 22 polynuclear aromatic hydrocarbons are presented. Also, heavy-atom enhancement factors have been obtained for these compounds with an n-heptane solvent with iodoethane and dimethylmercury as sources of external heavy atoms, and with a 3:1 v/v ethanol/water solvent with potassium iodide, silver nitrate, thallium acetate, and lead acetate as heavy-atom sources. Effects of these heavy atoms on the phosphorescence signals vary markedly, depending on the compound of interest.

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