季铵盐N_(263)-HCl体系萃取色层分离富集钯的研究  

Separation and Preconcentration of Palladium in Quaternary Ammonium Salt N_(263)-HCl System by Extraction Chromatography

作　　者：吴一梅[1] 周志端 

机构地区：[1]杭州大学化学系,杭州310028

出　　处：《分析化学》1990年第10期925-928,共4页Chinese Journal of Analytical Chemistry

摘　　要：本文以季铵盐N_(263)负载在硅球上作固定相,萃取色层原子吸收法研究了N_(263)-HCl体系对钯的吸附平衡、吸附动力学,基于柱色层试验,讨论了钯与常见溅金属离子的分离,以N_(263)-硅球分离富集自来水及模拟海水中的痕量钯,获得较满意结果。The adsorption equilibrium, adsorptionkinetics and mechanism of palladium from hydrochloric acid medium with quaternary ammonium salt N_(263)-silica as stationary phase were studied by means of extraction chromatography and atomic absorption spectrophotometry.Based on column test, the method for the separation and preconcentration of palladium with N_(263)-silica was established.

关 键 词：钯 季胺盐N263 萃取色层 

分 类 号：O641.823[理学—物理化学]