The Hg, Pb, Zn average contents in sediment of Wuli River which was contaminated by chlor-alkali were 663,3.21, 5.51 times as high as the regional sediment background value, respectively.

  • 结果表明:源于氯碱厂Hg污染的五里河沉积物中Hg,Pb,Zn含量平均值分别超过区域沉积物背景值662,2.21,4.51倍;

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