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酚类化合物在河川水体中的生物降解研究

Study on Biodegradation of Phenols in River Water

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【作者】 赵金辉; 张克荣; 崇福; 骆平;

【Author】 Zhao Jinhu i, Zhang Kerong, Li Chongfu, Luo Ping. (Department of Sanitary Technolog y, School of Public Health, WCUMS, Chengdu 610041)

【机构】 华西医科大学公共卫生学院卫生检测教研室!成都 610041;

【摘要】 为了解酚类在水环境中的迁移转化,以 苯酚、邻甲酚、邻氯酚和间苯二酚为 实验对象,通过静态降解实验,研究了它们在河水中的降解情况以及温度、pH和溶解氧等对 降解的影响。结果表明:降解四种受试物的微生物适宜在中温、中性pH、有氧条件下生长, 其降解顺序为:间苯二酚>苯酚>邻甲酚>邻氯酚,并对它们之间的降解机理进行了探索性研 究。

【Abstract】 This study on the biodegradation of phenols (phenol,o-methylp henol,o -chlorophenol and resorcinol) in river water was conducted by changing the main influential factors respectively. The results of experiment showed the phenols w ere greatly degradated in mild temperature, neutral pH and plenty of oxygen and the rank of the phenols biodegradation from great to small was resorcinol, phen ol, o--methylphenol and o-chlorophenol. Presented in this paper is also a disc ussion on the biodegradation mechanism of phenols.

【关键词】 河水; 生物降解; 酚类化合物;
【Key words】 River water Biodegradation Phenols;
  • 【文献出处】 华西医科大学学报 ,Journal of West China University of Medical Sciences , 编辑部邮箱 ,2000年03期
  • 【被引频次】6
  • 【下载频次】179
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