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环境化学  2015 

温榆河沉积物中壬基酚和双酚A的分布

Keywords: 沉积物,壬基酚,双酚A,温榆河

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Abstract:

采用GC/MS对温榆河上游及干流的主要排污口、重点闸坝、主要入河口等河段表层沉积物中的壬基酚(NPs)和双酚A(BPA)进行了分析测定.结果表明,样品中普遍检出NPs和BPA,浓度范围分别为125—8157.9ng·g-1和0.6—59.6ng·g-1.其浓度水平与水中总有机碳(TOC),总磷(TP)和总氮(TN)具有显著的正相关,结合采样点周边入河污染源的分布情况,判断其主要来自沿岸入河排污口和污染支流.

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