海水痕量金属元素分析中前处理技术的研究进展  

Research Progress of Pretreatment Technology for Analysis of Trace Metal Elements in Seawater

作　　者：胡建坤[1,2] 韩双来 卢水淼 游明华 曹衍龙 HU Jiankun;HAN Shuanglai;LU Shuimiao;YOU Minghua;CAO Yanlong(l.School of Mechanical Engineering,Zhejiang University,Hangzhou 310000,China;Focused Photonics Inc.,Hangzhou 310000,China;Puyu(Xiamen)Technology Inc.,Xiamen 361000,China)

机构地区：[1]浙江大学机械工程学院,杭州310000 [2]聚光科技(杭州)股份有限公司,杭州310000 [3]谱育(厦门)科技有限公司,厦门361000

出　　处：《理化检验（化学分册）》2022年第10期1232-1240,共9页Physical Testing and Chemical Analysis(Part B:Chemical Analysis)

基　　金：国家重大科学仪器设备开发专项(2017YFF0108203)。

摘　　要：痕量金属元素在海洋生态系统中发挥着不可或缺的作用,准确测定海洋中的痕量金属元素对海洋生态系统的结构和功能有重要意义。为降低海水基体效应,提高测定准确度,综述了海水痕量金属元素分析中的前处理技术,包括螯合-溶剂萃取法、共沉淀法、稀释-直接进样法、氩气在线稀释法和基于螯合树脂的固相萃取法,比较了各方法的优劣和适用性,并对该领域的发展趋势进行了展望(引用文献75篇)。Trace metal elements are indispensable in marine ecosystem.Accurate determination of trace metal elements in seawater is of great significance to the structure and function of marine ecosystem.In order to reduce the matrix effect of seawater and improve the detemination accuracy,the pretreatment techniques for analysis of trace metal elements in seawater were reviewed,including chelation-solvent extraction,co-precipitation,dilution-direct injection,argon gas online dilution and solid phase extraction based on chelating resin.The advantages and disadvantages of these methods and their applicability were compared,and the development trend in this field was prospected(75 ref.cited).

关 键 词：海水 痕量金属元素 前处理 电感耦合等离子体质谱法 

分 类 号：O65[理学—分析化学]