Chia Nan University of Pharmacy & Science Institutional Repository:Item 310902800/1277
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    Please use this identifier to cite or link to this item: https://ir.cnu.edu.tw/handle/310902800/1277


    Title: 氯離子對硫氧化菌自河川底泥中淋溶鉛之影響
    Authors: 余光昌
    Contributors: 環境工程衛生系
    Keywords: 重金屬
    底泥
    生物淋溶
    硫氧化菌
    氯鹽
    逐步萃取法
    Date: 2002
    Issue Date: 2008-06-30 16:32:19 (UTC+8)
    Publisher: 台南縣：嘉南藥理科技大學環境工程衛生系
    Abstract: 二仁溪下游河段為台灣南部地區污染最
    嚴重之河段之一，其底泥中更富含歷年來累
    積而成之高濃度重金屬。本研究主要探討氯
    鹽濃度的變化對由二仁溪底泥所馴養出之原
    生硫氧化菌在進行底泥中鉛之生物淋溶時之
    影響。結果顯示，當氯鹽濃度為1.0%時，底
    泥pH 之降低情形最好，顯示硫氧化菌在此
    條件下活性最大。而在此條件下，總可萃取
    性鉛之溶出效率也比在其他氯鹽濃度時為
    高。鉛在原泥樣中主要與有機物、鐵氧化物
    及碳酸鹽鍵結，而經生物淋溶後，主要則與
    有機物鍵結。
    Relation: 計畫編號：CNEV9108
    Appears in Collections:[Dept. of Environmental Engineering and Science (including master's program)] Chna Project

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