Hexabromocyclododecanes (HBCDs) in fish: Evidence of recent HBCD input into the coastal environment
文献类型: 外文期刊
第一作者: Sun, Runxia
作者: Sun, Runxia;Zheng, Xiaobo;Sun, Runxia;Luo, Xiaojun;Peng, Pingan;Mai, Bixian;Sun, Runxia;Luo, Xiaojun;Peng, Pingan;Mai, Bixian;Cao, Kun;Li, Qing X.
作者机构:
关键词: Hexabromocyclododecane;Fish;e-Waste recycling;Harbor
期刊名称:MARINE POLLUTION BULLETIN ( 影响因子:5.553; 五年影响因子:5.907 )
ISSN: 0025-326X
年卷期: 2018 年 126 卷
页码:
收录情况: SCI
摘要: Hexabromocyclododecanes (HBCDs) are flame retardants and emerging persistent organic pollutants. In the present study, alpha-, beta-, and gamma-HBCDs were measured in several fish species from rivers and an electronic waste (e-waste) recycling site in Pearl River Delta, South China. The concentrations of HBCDs were 12.8 to 640, 5.90 to 115, and 34.3 to 518 ng/g lipid weight (1w) in mud carp (Cirrhinus molitorella), tilapia (Tilapia nilotica), and plecostomus (Hypostomus plecostomus), respectively. Plecostomus showed the highest HBCD concentrations among three fish species. The contributions of alpha-HBCD to total HBCDs were 78% to 97%, 93% to 99%, and 87% to 98% in carp, tilapia, and plecostomus, respectively. Fish samples from a harbor and the e-waste site exhibited the highest HBCD concentrations among all samples. The HBCD concentrations were not significantly correlated with the gross domestic product or population data. e-Waste recycling activities, harbor construction, and shipment might be recent HBCD sources.
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