碱性染料在贵金属催化光度法中的应用  

Application of Basic Dye in Catalytic Photometry for Precious Metals Deter-mination

作　　者：冯玉怀[1] 杨丙雨[2] 王军锋[3] 

机构地区：[1]西北有色地质研究院,陕西西安710054 [2]长安大学,陕西西安710061 [3]陕西教育学院,陕西西安710061

出　　处：《黄金科学技术》2011年第5期45-50,共6页Gold Science and Technology

摘　　要：近年来,传统光度分析中常用的碱性染料在贵金属的催化光度法中得到了普遍应用,该方法操作简便,试剂易得,对贵金属测定灵敏度很高,是一种具有较大发展空间和应用前景的分析方法。通过介绍碱性染料催化光度法测定贵金属的方法原理及操作方法,综述了目前已建立并用于测定贵金属的多种碱性染料催化体系及其应用现状,总结方法的优点及存在的不足,对方法的应用前景做了展望。In recent years,the basic dyes,which are commonly used in the traditional photometry,have been widely used in catalytic spectrophotometry of precious metals.The method is simple,with readily available reagents and high sensitivity determination in precious metals,is an analysis method with large development space and application prospects.We describe the principle and the method operation of basic dye catalytic spectrophotometric method in precious metal determination,review a variety of catalyst system and their application status which had been established and used to determine precious metal.We also summarize the advantages and shortcomings of the method and give an outlook to its application prospects.

关 键 词：碱性染料 贵金属 催化光度法 综述 

分 类 号：O657.3[理学—分析化学]