| 珠江广州河段底泥中重金属污染状况分析 |
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| 引用本文： | 李小晖,钟嶷,刘世强,刘查田,郭重山,杨轶戬,周自严,刘慧.珠江广州河段底泥中重金属污染状况分析[J].热带医学杂志,2009,9(7). |
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| 作者姓名： | 李小晖 钟嶷 刘世强 刘查田 郭重山 杨轶戬 周自严 刘慧 |
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| 作者单位： | 广州市疾病预防控制中心,广州,510080 |
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| 基金项目： | 广东省科技计划项目(No.2006B36030008) |
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| 摘 要： | 目的分析珠江广州河段底泥重金属的污染状况,为进一步治理珠江水体污染提供参考依据。方法抽取珠江广州河段前航道、后航道和西航道底泥24宗,检测和分析其中重金属(镉、总铬、铅、铜、锌、镍、砷、汞)的含量。结果以《土壤环境质量标准》(GB15618-1995)的二级标准评价,除砷和铅外,其他受测重金属的超标率均超过60%,镉和镍更是达到了100%,超标率从大到小分别为:镉、镍>锌>总铬>汞>铜>砷>铅。结论珠江广州河段底泥重金属污染严重,对珠江水体的质量构成威胁。
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| 关 键 词： | 珠江 底泥 重金属 |
A Survey on the Heavy Metal Contamination of the Sediment in the Pearl River |
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| LI Xiao-hui,ZHONG Yi,LIU Shi-qiang,LIU Cha-tian,GUO Chong-shan,YANG Yi-jian,ZHOU Zi-yan,LIU Hui.A Survey on the Heavy Metal Contamination of the Sediment in the Pearl River[J].Journal Of Tropical Medicine,2009,9(7). |
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| Authors: | LI Xiao-hui ZHONG Yi LIU Shi-qiang LIU Cha-tian GUO Chong-shan YANG Yi-jian ZHOU Zi-yan LIU Hui |
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| Institution: | Guangzhou Center for Disease Control and Prevention;Guangzhou 510080;China |
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| Abstract: | Objective To analyze the present situations of heavy metal contamination in the sediment of the Pearl River, Guangzhou section.Methods Samples collected from the front route, the latter route and the west route of Pearl River, Guangzhou section, were analyzed for the concentrations of heavy metals(Cd, Cr, Pb, Cu, Zn, Ni, As and Hg).Results According to the Environmental Quality Standards for soil(GB15618-1995), 60% of the samples had Cd, Cr, Cu, Zn, Ni and Hg exceeded the standard.100% samples with Cd and N... |
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| Keywords: | Pearl River bottom mud heavy metals |
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