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环境化学  2015 

高效液相色谱法测定水环境中壬基酚聚氧乙烯醚及其生物降解产物

Keywords: 壬基酚聚氧乙烯醚,壬基酚,高效液相色谱法,固相萃取

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Abstract:

应用固相萃取-高效液相色谱法调查了嘉陵江和长江重庆段的壬基酚聚氧乙烯醚(NPnEO,n>3)的污染状况.在四月份,长江的A,B和C,嘉陵江的D和E采样点都测定出了NPnEO(n>3).长江上游A点的浓度最高,为37.28μg·l-1,嘉陵江的下游D点的总浓度最低,为7.21μg·l-1.七月的水样中仅在A,D,E点检测出NPnEO(n≥3),其总浓度最高为1.99μg·l-1.但其分解产物NP的浓度比四月份高.

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