硅酸盐和磷酸盐矿物对土壤重金属化学固定的研究进展  

Research Progress of Chemical Fixation of Heavy Metals in Soil by Silicate and Phosphate

作　　者：徐超[1] 陈炳睿[1] 吕高明[1] 周航[2] 曾敏 廖柏寒[2] 

机构地区：[1]中南林业科技大学林学院,湖南长沙410004 [2]中南林业科技大学生物中心开放性实验室,湖南长沙410004 [3]长沙市科学技术局,湖南长沙410013

出　　处：《环境科学与管理》2012年第5期164-168,共5页Environmental Science and Management

摘　　要：根据重金属离子的迁移转化规律,可以采用物理、化学、生物等方法来治理土壤的重金属污染,每种修复方法都有其优缺点,而环境矿物法具有成本低廉和效率较高的特点,因此,本文叙述了两种具有代表性的环境矿物(硅酸盐和磷酸盐),从硅酸盐和磷酸盐矿物的性能、反应机理以及对土壤重金属离子的作用效果等方面综述了硅酸盐和磷酸盐修复重金属污染土壤的研究进展,并且阐述了硅酸盐和磷酸盐对不同重金属离子的作用效果,以及影响其作用的各种因素,提出了其中存在的问题和不足。According to the heavy metal ion migration transformation rule,the heavy metal pollution in soil can be treated by physical,chemical,biological methods and each repair method has their advantages and disadvantages.Environmental mineralogical method has the advantages of low cost and high efficiency.This paper describes two kinds of representative environmental minerals（silicate and phosphate）from the performance of silicate and phosphate mineral properties,reaction mechanism and effect of heavy metal ions on soil survey of silicates and phosphates research progress in remediation of heavy metal pollution of soil.It also expounded the silicates and phosphates on the different effects of heavy metal ions,as well as the factors affecting its role and proposed current problems and deficiencies.

关 键 词：硅酸盐 磷酸盐 土壤修复 重金属污染 

分 类 号：X53[环境科学与工程—环境工程]