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PREPARATION OF EFFICIENT HEAVY METAL CHELATOR RDTC AND ITS APPLICATION IN TREATMENT COPPERCONTAINING WASTEWATER
Author(s): 
Pages: 1390-1395
Year: Issue:  8
Journal: Environmental Chemistry

Keyword:  heavy metal chelatorcopper-containing wastewatersedimentation propertywastewater treatment;
Abstract: 以四乙烯五胺、二氯乙烷和哌嗪为主要原料研制了一种二硫代氨基甲酸盐(DTC)类重金属螯合剂RDTC,采用红外光谱对其结构进行了表征.研究了RDTC投加量、废水初始pH值和致浊物质对模拟含铜废水中Cu(Ⅱ)去除效果的影响,用测定浊度的方法研究了絮体的沉降性能,并采用溶出法对沉渣的稳定性进行了分析.结果表明,处理250 mL含Cu(Ⅱ)为50 m.gL^-1的游离Cu^2+、CuCA和CuEDTA废水,...
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