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 5 饮用水厂污泥阳离子交换量(CEC)与PFCs质量分数的相关性分析

Tab.5 Correlation of cation exchange capacity (CEC) and mass fraction of PFCs in sludge from DWTP

相关性 w (PFBA) w (PFOA) w (PFNA) w (PFDA) w (PFOS) ws 注：**表示在0.01水平上显著相关；*表示在0.05水平上显著相关. w (CEC) −0.184 0.356 0.709** 0796** 0.531* 0.851**