| β-环糊精与表面活性剂对铜与铬天青S显色增敏的研究 |
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| 引用本文： | 韩建勋,刘志斌,李英杰.β-环糊精与表面活性剂对铜与铬天青S显色增敏的研究[J].高师理科学刊,2005,25(2):42-44. |
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| 作者姓名： | 韩建勋 刘志斌 李英杰 |
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| 作者单位： | 1. 齐齐哈尔第1机床厂,黑龙江,齐齐哈尔,161005
2. 齐齐哈尔大学,化学与化学工程学院,黑龙江,齐齐哈尔,161006 |
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| 摘 要： | 研究了在表面活性剂十二烷基苯磺酸钠、β-环糊精存在下,铜与显色剂铬天青S的显色反应.结果表明,在pH=5.4 的酸性介质中,配合物最大吸收波长:592 nm,表观摩尔吸光系数为:5.02×106 L·mol-1·cm-1,增敏效果明显.
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| 关 键 词： | 铬天青S 十二烷基苯磺酸钠 β-环糊精 |
| 文章编号： | 1007-9831(2005)02-0042-03 |
| 修稿时间： | 2005年3月2日 |
Enhanced sensitivity of the chromogenic reaction for copper and CAS by β-CD and surfactant |
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| Han Jian-xun,LIU Zhi-bin,LI Ying-jie.Enhanced sensitivity of the chromogenic reaction for copper and CAS by β-CD and surfactant[J].Journal of Science of Teachers＇College and University,2005,25(2):42-44. |
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| Authors: | Han Jian-xun LIU Zhi-bin LI Ying-jie |
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| Institution: | HAN Jian-xun 1,LIU Zhi-bin 1,LI Ying-jie 2 |
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| Abstract: | The chromogenic reaction for copper and CAS was studied,which was affected by SDBS and β -CD. The result showed that the largest absorption wavelength of complex was 592 nm,the molar absorptivity was 5.02×10 6 L mol -1 cm -1 when pH was 5.4.The effect was very evident. |
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| Keywords: | copper CAS SDBS β -CD |
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