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染料厂污染土壤中六氯苯的水淹法厌氧降解

Keywords: 污染土壤,六氯苯,厌氧降解,水淹法

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Abstract:

以乙酸为碳源,采用正交实验的方法,探讨了水淹法厌氧降解某染料厂污染土壤中六氯苯的效果,研究考察了初始pH、反应温度和固液比3个环境因素对六氯苯降解率的影响,确定了六氯苯最佳的厌氧降解条件。结果表明,初始pH对土壤中六氯苯的降解率影响最大。在初始pH为5,反应温度为45℃,固液比为1:1的最佳反应条件下,六氯苯的降解率最高达到52.56%。

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