火试金-DDO光度法测定微量铂、钯  

The Trace Metal's Determination of Platinum and Protactinium by Fire Assoying-DDO Spectrophotometry

作　　者：庞文林[1] 李兵[1] 

机构地区：[1]湖南有色金属研究院,湖南长沙410015

出　　处：《湖南有色金属》2002年第3期39-41,共3页Hunan Nonferrous Metals

摘　　要：对用火法富集后,再用DDO光度法测定微量铂、钯的试验条件进行探讨,得到了火法富集、灰吹的最佳温度、络合的适当酸度及适当的显色时间,并应用于分析实践。The method was studied on determination of platinum and protactinium by DDO spectrophotometry after enrich by fire assaying.It was found that the hest temperatcere of fire assaying enrich removal complex acidi ty and the time of color reacfion,It has bee n applied to practital analysis.

关 键 词：火法富集 DDO光度法 铂钯 

分 类 号：TG146.35[一般工业技术—材料科学与工程]