| 比值导数光谱-多波长最小二乘回归分光光度法同时测定磷、硅、砷 |
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| 引用本文： | 乔元彪,薛月园,秦雪梅,牛金英.比值导数光谱-多波长最小二乘回归分光光度法同时测定磷、硅、砷[J].光谱实验室,2002,19(2):256-259. |
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| 作者姓名： | 乔元彪 薛月园 秦雪梅 牛金英 |
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| 作者单位： | 1. 山西省吕梁高等专科学校化学系,山西省离石市,033000
2. 山西省吕梁高等专科学校化学工程系,山西省离石市,033000 |
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| 摘 要： | 应用吸光度比值导数与多波长最小二乘回归分光光度法测定了P、Si和As3组分混合物。合成试样6次平行测定的RSD为0．12％－3．76％。回收率在90．0％－108．9％之间。
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| 关 键 词： | 比值导数波谱法 多波长线性回归 分光光度法 同时测定 最小二乘法 磷 硅 砷 |
| 文章编号： | 1004-8138(2002)02-0256-04 |
| 修稿时间： | 2001年11月8日 |
Simultaneous Determination of P,Si and As by Absorption Ratio Derivative and Multiwave-Length Linear Regression Spectrophotometry Combined with Least Absolute Deviation Method |
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| QIAO Yuan,Biao,XUE Yue,Yuan.Simultaneous Determination of P,Si and As by Absorption Ratio Derivative and Multiwave-Length Linear Regression Spectrophotometry Combined with Least Absolute Deviation Method[J].Chinese Journal of Spectroscopy Laboratory,2002,19(2):256-259. |
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| Authors: | QIAO Yuan Biao XUE Yue Yuan |
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| Abstract: | The determination of ternary mixture of P,Si and As by ratio absorption derivative was studied.The relative standard deviation of six determinations is 0.12%-3.76% for forming samples.The recovery of this method is about in the range of 90.0%-108.9% |
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| Keywords: | Derivative Ratio Spectrum Multiwave Length Linear Regression Spectrophotome\| try P Si As |
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