文档介绍：Removal of copper from a contaminated soil by washing
with TCAS reagent
Da Zhao, Tieheng Sun, Xiaojun Hu*,Xiaomin Hu,
Xueying Song Da Zhao, Tieheng Sun, Xiaojun Hu*,Xueying Song
College of Resources and Civil Engineering, Northeastern Laboratory of Eco-Remediation and Resource Reuse,
University, Shenyang 110004, China. Shenyang University, shenyang 110044, China.
hu-******@. hu-******@.
Abstract—This study reported the feasibility of flushing groups in addition to the thiacalix-type metal-binding sites.
remediation of Cu contaminated soil using This study is a contribution to the problem of Cu removal in
thiacalix[4]etrasulfonate (TCAS) reagent. Batch contaminated soil and then it gives its characteristics to finally
experiments were performed to test the factors influencing show adsorption capacity with respect to Cu in contaminated
remediation of Cu contaminated soil. The effects of pH soil.
value, initial conentration and contact the removal
capacities of Cu by TCAS reagent had been studied. The
II. MATERALS AND METHODS
results showed that the TCAS reagent was effective for
removal of Cu from the contaminated soil, the optimum A. Reagents and instruments
TCAS concentration is % for soil treatment, attaining Thiacalix[4]etrasulfonate (TCAS) was synthesized
[4]
% of Cu in the pH range of -1