Heavy metals residing in the environment can be extremely hazardous. Remediation of heavy-metal contamination has become an important and urgent issue. Chemical leaching and flushing/washing remediation is an important technique of contaminated soil remediation. While choosing a proper flushing solution is the key factor of this method.
Batch experiments were conducted in this study to evaluate the performances of two kinds of surfactants, saponin and alkyl polyglycoside (APG) for removal of heavy meta...