首页 | 本学科首页   官方微博 | 高级检索  
     检索      

没食子酸—H_2O_2—甲醛—Co(Ⅱ)化学发光体系测定钴
引用本文:于振安,柳玉英.没食子酸—H_2O_2—甲醛—Co(Ⅱ)化学发光体系测定钴[J].环境保护科学,1993(1).
作者姓名:于振安  柳玉英
作者单位:东北工学院代学系,东北工学院代学系
摘    要:本文用没食子酸—H_2O_2—甲醛—CO(Ⅱ)化学发光体系建立了痕量钴的化学发光测定法.方法检出限达0.5ng/ml 钴,线性范围是1×10~(-9)—8×10~(-7)g/ml 钴,测定的相对标准偏差小于1.0%,考察了24种常见离子的干扰情况.方法已用于水样中痕量钴的测定.

关 键 词:流动注射  化学发光  没食子酸  甲醛  

DETERMINATION OF COBALT BY FIA WITH GALLIC ACID—FORMAID—EHYDE—HYDROGEN PEROXIDE CHEMILU MINESCENCE SYSTEM
Yu Zhenan Liu Yuying.DETERMINATION OF COBALT BY FIA WITH GALLIC ACID—FORMAID—EHYDE—HYDROGEN PEROXIDE CHEMILU MINESCENCE SYSTEM[J].Environmental Protection Science,1993(1).
Authors:Yu Zhenan Liu Yuying
Abstract:In this Raper a new method for determining cobalt by FIA With GA—H_2O_2—HCHO—Co(Ⅱ)chemiluminescence system has been reported.The detection limit is 0.5ng/ml cobalt.The linear range of the calibration curve is 1×10~(-9)—8×10~(-7)g/ml cobalt.The relative standard deviation is less than 1.0%.The method has been applied to determine cobalt in water samples
Keywords:Flow—injection  Chemiluminescene  Gallicacid  Formaldehyde  Cobalt
本文献已被 CNKI 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号