以异丙醇铝为铝源,非离子表面活性剂P123为模板剂,采用溶胶-凝胶法于室温下制备出介孔氧化铝,并研究了该介孔氧化铝对As5+的吸附性能.就材料焙烧温度、初始pH值、接触时间、吸附剂量和吸附温度对吸附性能的影响进行探讨.结果表明,介孔氧化铝对As5+的吸附性能随材料焙烧温度的升高而降低;随吸附温度的升高吸附速率加快,吸附平衡时间缩短;吸附性能受溶液pH值影响较大,pH值=4.5时吸附容量达到最大,此时最大单分子层吸附容量为51.02 mg/g.
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