HG-AFS分析天然产品中微量元素  

Analysis of microelement in inartificial product with HGAFS

作　　者：邹菁[1] 金焰 艾军[1] 张平[1] 

机构地区：[1]武汉化工学院化工与制药学院,湖北武汉430074 [2]黄石市环保科研所,湖北黄石435000

出　　处：《武汉化工学院学报》2004年第4期31-32,共2页Journal of Wuhan Institute of Chemical Technology

摘　　要：天然产品峰龄胶囊采用湿法[HNO3+HClO4(9+4)]消化,HGAFS分析其微量硒的含量,其线性范围为0.00～0.25mg/L,检出限为8.64×10-4mg/L,RSD<4%,回收率在98.2%～99.6%.Feng Ling capsules,inartificial product,are digested by HNO_3HClO_4 (9∶4).Micro selenium in it is determined by hydride generationatomic fluorescence spectrometry.The linear range is( 0.00)~0.25　mg/L,the detection limit of selenium is 8.64 ×10^(-4) mg/L and relative standard deviation is lower than 4%.The recovery is 98.2%~99.6%.

关 键 词：峰龄胶囊 HG—AFS 硒 

分 类 号：O657.31[理学—分析化学] O613.52[理学—化学]