饮用水厂排泥水及污泥中全氟化合物分布特征

孙敏,鲍俊信,徐蓓,周浩

Distribution characteristics of perfluorinated compounds in sludge wastewater and sludge from drinking water treamtment plant

Min SUN,Jun-xin BAO,Bei XU,Hao ZHOU

表 3 絮凝沉淀和过滤工艺中PFCs的平衡率

Tab.3 Equilibrium rate of PFCs in flocculation, settling and filtration processes

PFCs η1 / % η2 / % PFCs η1 / % η2 / % PFBA 98.41 99.45 PFDA 100.75 99.75 PFOA 98.05 99.94 PFOS 98.14 99.70 PFNA 99.02 99.78 — — —