降低AgCl沉淀对铂和钯吸附的研究  

Research of reducing the AgCl precipitate on the adsorption of platinum and palladium

作　　者：韩丽娟[1] 胡军凯 吴一微[1] 

机构地区：[1]湖北师范学院化学与环境工程学院,湖北黄石435002 [2]大冶有色设计研究院有限公司,湖北黄石435005

出　　处：《湖北师范学院学报（自然科学版）》2012年第4期71-74,共4页Journal of Hubei Normal University(Natural Science)

摘　　要：研究用盐酸沉淀银时,加入EDTA络合剂,降低AgCl沉淀对铂和钯吸附,用电感耦合等离子体发射光谱法测定溶液中的铂和钯,其回收率均大于98%.Silver was precipitated in hydrochloric acid media by adding chelating agent of EDTA to reduce AgCl precipitate on the adsorption of platinum and palladium.The contents of platinum and palladium in the solution were determined by ICP-AES with their recoveries over 98%.

关 键 词：铂 钯 EDTA 等离子体发射光谱 

分 类 号：O652.61[理学—分析化学] O657.31[理学—化学]