Abstract:

The traditional treatment techniques for chlorinated organics contamination are reviewed. The preparation methods of nano-iron are briefly introduced. The latest research progress nano-iron modification employed physical assistant methods，chemical additive methods and stabilizer fixed methods are emphatically summarized. The removal efficiency and influencing factors are analyzed. The existing problems and the development trends of nano-iron for environmental remediation technologies are predicted.

摘要：

回顾了氯代有机物的污染现状及其传统治理技术，简要介绍了纳米铁的制备方法，重点总结了采用物理辅助法、化学添加剂法以及载体固定法对纳米铁改性的新进展，分析了改性纳米铁的脱氯效果及其影响因素，提出了纳米铁环境修复技术尚存在的问题以及该技术的应用前景。