Abstract:

Abstract: The article summarizes the removal methods of arsenic in water, such as precipitation method, biological method, adsorption method. People pay attention to adsorption method because of its operation simple and significant adsorption effect. In nature, many substances can be used as adsorption materials, which are cheap and can be used for the second time.

摘要：

摘　要：总结了水中砷主要去除方法：沉淀法、生物法、吸附法。表明吸附法因其操作简单、吸附效果显著，并且自然界中很多物质都可以用作吸附材料，这些吸附材料大都价格低廉， 还能进行二次利用，从而备受人们关注。