铁基吸附剂及其改性材料除砷研究进展

Research Progress in Removal of Arsenic by Iron-based Adsorbents and Their Modified Products

目前水体中砷污染仍然较为严重,寻找适合的吸附剂成为环境研究工作者们的重要任务。铁基吸附剂作为一种常见的吸附剂,对水环境中的砷具有良好的吸附效果因而受到环境领域的广泛关注。本文通过整理各种铁基吸附剂及其改性材料的研究进展,总结归纳了铁基吸附剂及其改性产物的特性及其去除砷的机理,客观分析了现状并对未来提出展望。

Arsenic pollution in water is a serious worldwide problem.Therefore,developing suitable adsorbents has become an important task for environmental researchers.As a common adsorbent material,iron-based adsorbents have caused extensive concern for their efficient adsorption of arsenic.In this paper,the characteristics and As removal mechanisms of iron-based adsorbents and their modified products are summarized.Finally,the prospects of the future research direction of iron-based adsorbents were forward.