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Fe/活性炭多相类Fenton法湿式氧化罗丹明B废水的研究

Keywords: Fe/活性炭,罗丹明B,湿式氧化,动力学

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Abstract:

采用自制的Fe/活性炭(Fe/AC)为催化剂,H2O2为氧化剂,组成多相类Fenton试剂催化降解罗丹明B染料废水。实验结果表明,在催化剂加入量为0.8g/L,H2O2体积分数为0.3%,废水pH值为13,反应时间为30min的条件下,质量浓度为200mg/L的罗丹明B染料废水的脱色率达100%。反应动力学研究表明,罗丹明B脱色反应近似为一级反应,30℃时反应速率常数为0.02675min-1,表观活化能为69.47kJ/mol。

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