Powder prepared from peanut hull had been used for biosorption of two azo dyes,amaranth (Am) and sunset yellow (SY).

• 用低值的花生壳粉作为生物吸附剂对苋菜红、日落黄两种偶氮染料进行了吸附研究,目的是寻求经济的染料废水处理方法。