The use of capillary electrophoresis to study the formation of carcinogenic aryl amines in azo dyes

S. Borrós, G. Barberá, J. Biada, N. Agulló

Research output: Indexed journal article Articlepeer-review

31 Citations (Scopus)

Abstract

A capillary zone electrophoresis (CZE) method for separating and detecting certain aromatic amines is described. In this study, the utility of this technique for monitoring dyes syntheses is also demonstrated. In addition to the analysis of amines, CZE can detect other impurities present in the starting materials used in dye synthesis. The influence of reaction conditions on the amount of carcinogenic amines liberated from azo dyes following sodium dithionite treatment is discussed.

Original languageEnglish
Pages (from-to)189-196
Number of pages8
JournalDyes and Pigments
Volume43
Issue number3
DOIs
Publication statusPublished - Oct 1999

Keywords

  • Azo dyes
  • C.I. Acid Black 1
  • Capillary electrophoresis
  • Carcinogenic arylamines

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