Potassium ferrate pretreatment promotes short chain fatty acids yield and antibiotics reduction in acidogenic fermentation of sewage sludge

Zihao Qiao,Suyun Xu,Wanqiu Zhang, Shuyin Shi,Wei Zhang,Hongbo Liu

Journal of Environmental Sciences（2022）

引用 8|浏览8

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摘要

•Sludge disintegration rate increased with the dosage of K2FeO4.•K2FeO4 pretreatment can effectively increase SCFA yield.•Acetic acid is the predominate acidogenic product after K2FeO4 pretreatment.•K2FeO4 promoted the release and subsequent biodegradation of antibiotics.

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关键词

Acidogenic fermentation,Antibiotics,Potassium ferrate,Oxidation pretreatment,Sewage sludge,Volatile fatty acids

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