OALib Journal期刊
ISSN: 2333-9721
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3种污泥对活性黑KN-B的生物吸附及降解研究
Keywords: 好氧污泥,厌氧污泥,厌氧颗粒污泥,吸附,活性黑KN-B,生物降解
Abstract:
对比研究了好氧污泥、厌氧污泥和厌氧颗粒污泥对染料活性黑KNB的吸附和降解。结果表明,这3种污泥对活性黑的吸附均符合Freundlich模型(R2为0.9665~0.9859)和Langmuir模型(R2为0.9460~0.9906),但3种污泥对活性黑这种染料的吸附量较小;并且厌氧污泥对活性黑的吸附能力优于好氧污泥和厌氧颗粒污泥。实验还发现,3种污泥对活性黑的脱色主要是生物降解作用,而不是吸附作用。
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