Extraction of Heavy Metals from Soils Using Biodegradable Chelating Agents Tandy, Susan ; Bossart, Karin ; Mueller, Roland ; Ritschel, Jens ; Hauser, Lukas ; Schulin, Rainer ; Nowack, Bernd Abstract Publication: Environmental Science and Technology Pub Date: February 2004 DOI: 10.1021/es0348750 Bibcode: 2004EnST...38..937T