Remediation of hexachlorobenzene in soil by enhanced electrokinetic Fenton process

Anshy Oonnittan, Reena A. Shrestha, Mika Sillanpää

Research output: Contribution to journalArticlepeer-review

25 Citations (Scopus)

Abstract

The feasibility of enhanced electrokinetic Fenton process for the remediation of Hexachlorobenzene (HCB) in low permeability soil was investigated. Kaolin was artificially contaminated with HCB and treated by electrokinetic and electrokinetic Fenton processes. β-Cyclodextrin was used to enhance the solubility of HCB in pore fluid. Three tests were carried out, of which two were electrokinetic experiments to observe the suitability of β-cyclodextrin as a flushing solution for these processes. The third experiment was the electrokinetic Fenton test using β-cyclodextrin as an enhancing agent. Results show that the removal efficiency depends on the choice of a suitable flushing solution and physical parameters like pH, electric current and electro-osmotic flow.

Original languageEnglish
Pages (from-to)894-900
Number of pages7
JournalJournal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering
Volume43
Issue number8
DOIs
Publication statusPublished - 2008
Externally publishedYes

Keywords

  • Cyclodextrin
  • Electrokinetics
  • Fenton process
  • Hexachlorobenzene
  • Soil remediation

ASJC Scopus subject areas

  • Environmental Engineering

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