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Mn^(2+)催化臭氧氧化苯酚废水的初步研究 被引量:2

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摘要 采用Mn(Ⅱ)均相催化剂对含酚废水进行催化臭氧氧化去除研究。研究了与单独臭氧氧化不同的反应特征及主要影响因素,实验结果表明,溶液的初始pH值、Mn(Ⅱ)投加量及碳酸盐对苯酚废水COD去除率产生较大影响,在本实验条件下,废水的初始pH越小,COD去除效果就越佳,在Co=50mg/L,Mn(Ⅱ)=1mg/L,初始pH=1.5,O3=0.6L/min,室温T=25℃下,反应时间45min时,苯酚废水的COD去除率可达100%即完全矿化。实际含酚废水的Mn(Ⅱ)催化臭氧氧化实验表明Mn(Ⅱ)仅对简单成分的苯酚有机物溶液有催化作用。
出处 《天津化工》 CAS 2006年第6期57-59,共3页 Tianjin Chemical Industry
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