土壤和沉积物中重金属生物可利用性的评估

百花草 · 发表于 2009-12-29 14:39

[align=justify]摘　要：土壤和沉积物中重金属被植物吸收利用可通过单一化学萃取方法评估.几种重金属生物可利用态的萃取方法被用于土壤和沉积物中重金属的提取.根据实验萃取结果和文献报道,对中性盐、弱酸、螯合荆和联合萃取法进行评价,对影响生物可利用态萃取方法的因素进行讨论,并对土壤和沉积物中重金属生物可利用性评价方法的建立和有效统一使用提出建议.
关键词：土壤;沉积物;重金属;生物可利用性;单一萃取
分类号：O655.6;O652.62 　文献标识码：A
文章编号：0254-5357(2009)02-0108-05

Evaluation of Bioavailability of Heavy Metals in Soils and Sediments

WANG Chang　 GUO Peng-ran　 CHEN Hang-ting　 SHU Yong-hong　

基金项目：国家自然科学基金项目资助(20677057)
作者简介：王畅(1979-),女,湖北黄冈人,硕士,研究方向为重金属环境化学形态分析.E-mail:chwang.1979@gmail.com.
作者单位：王畅（中国广州分析测试中心,广东,广州,510070）　
　　　　　郭鹏然（中国广州分析测试中心,广东,广州,510070;中山大学环境科学与工程学院,广东,广州,510275）　
　　　　　陈杭亭（中国科学院长春应用化学研究所国家电化学和光谱研究分析中心,吉林,长春,130022）　
　　　　　舒永红（中国广州分析测试中心,广东,广州,510070）　
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