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正交试验在ICP-AES法测定野菜中的微量元素中的应用
引用本文:王莹,辛士刚.正交试验在ICP-AES法测定野菜中的微量元素中的应用[J].光谱学与光谱分析,2004,24(10):1253-1256.
作者姓名:王莹  辛士刚
作者单位:沈阳师范大学化学与生命科学学院,辽宁,沈阳,110034
摘    要:正交试验应用于ICP AES法测定野菜中Mn ,Se ,Cu ,Fe,Mg ,Zn等微量元素的含量中 ,它可以极少的实验次数获得更多的信息 ,通过方差分析选择最佳的实验条件 ,这对提高实验结果的准确性是非常有利的。此方法简单 ,快速 ,灵敏度高 ,准确性好 ,且多元素同时测定 ,另外环境污染小。该方法回收率在97 2 %~ 10 3 3%之间。相对标准偏差小于 2 15 %。实验结果证明 :野菜中富含丰富的微量元素 ,是营养价值极高的食用品

关 键 词:正交试验  方差分析  ICP-AES  野菜  微量元素
文章编号:1000-0593(2004)10-1253-04
修稿时间:2004年4月16日

Application of Orthogonal Test in Determination of Trace Elements in Wild Vegetables by ICP-AES
WANG Ying,XIN Shi-gangChemistry and Life Science College,Shenyang Normal College,Shenyang ,China.Application of Orthogonal Test in Determination of Trace Elements in Wild Vegetables by ICP-AES[J].Spectroscopy and Spectral Analysis,2004,24(10):1253-1256.
Authors:WANG Ying  XIN Shi-gangChemistry and Life Science College  Shenyang Normal College  Shenyang  China
Institution:Chemistry and Life Science College, Shenyang Normal College, Shenyang 110034, China.
Abstract:In this paper, orthogonal test was applied to determination of trace elements in wild vegetables just as Mn, Se, Cu, Fe, Mg and Zn by ICP-AES. It could provide many informations for us by less experimental times, and could choice the best experimental (conditions) by square-error analysis. It would be helpful for improving experimental accuracy. The method was simple, rapid, and (possessed) of highly sensitivity, good accuracy and determination of many elements at the same time, in addition little environment pollution. The recoveries of the method were in the range of 97.2%-103.3%, and relative standard deviations were less than 2.15%. The experimental (results) proved wild vegetables were valuable and nutritious food, they had rich trace elements.
Keywords:Orthogonal test  Square-error analysis  ICP-AES  Wild vegetable  Trace elements
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