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Enhancement of electrokinetic decontamination with EDTA.

Environ Technol

March 2013

Department of Civil & Construction Engineering, Southern Polytechnic State University (SPSU), Marietta, Georgia, USA.

The effect of ethylenediaminetetraacetic acid (EDTA) during electrokinetic decontamination (EKD) was investigated in this research. EDTA is a ligand that can form soluble complexes with precipitated heavy metals inside soil pores. Millpond sludge, primarily contaminated with lead (Pb) and zinc (Zn), was subjected to EKD with and without the presence of EDTA.

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