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Study on the Best Experimental Conditions for Treatment of Printing and Dyeing Wastewater by Fly Ash Coated With Chitosan
Author(s): 
Pages: 730-731,735
Year: Issue:  6
Journal: Contemporary Chemical Industry

Keyword:  Fly ashChitosanPrinting and dyeing wastewaterDecolorization rate;
Abstract: 对粉煤灰负载壳聚糖的制备及将其应用于印染废水处理上的情况进行了研究。研究了不同试剂的投加量,pH 和反应时间等因素对印染废水脱色效果的影响。实验结果表明,印染废水的最适处理条件是:在常温下,当pH是3.5,粉煤灰负载壳聚糖的投加量是4 g/L,反应时间为20 min,静置沉淀时间是5 h时,印染废水的脱色率可达92.6%。。
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