| 反萃取双波长光度法测定水中微量酚类和芳胺 |
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| 引用本文： | 李美蓉,袁存光,冯成武. 反萃取双波长光度法测定水中微量酚类和芳胺[J]. 环境科学, 1997, 18(5): 78-80 |
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| 作者姓名： | 李美蓉 袁存光 冯成武 |
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| 作者单位： | 石油大学炼制系 |
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| 基金项目： | 中国石油天然气总公司“八五”科技攻关项目 |
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| 摘 要： | 研究了乙醚萃取，１０％ＮａＯＨ溶液和１０％ＨＣｌ溶液反萃取，４－氨基安替吡啉（４－ＡＡＰ）双波长光度法同时测定污水中酚类和芳胺含量的分析方法。提高了测定灵敏度，有效地消作多种干扰物质的干扰，可测定０．００３－６．０ｍｇ·Ｌ＾－１的酚类和０．０００８－０．５ｍｇ·Ｌ＾－１的芳胺加标回收率，苯酚１０１％￣１０８％，苯胺９６％￣１０７％。酚类测定与国标的相对误差≤６．５％，芳胺类测定结果与相应国标法的误
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| 关 键 词： | 酚类 芳胺 反萃取 双波长光度法 水 |
| 收稿时间： | 1997-03-04 |
Spectrophotometric Method for the Simultaneous Determination of Phenols and Aromatic Amines in Sewage with Extraction-Reextraction |
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| Li Meirong,Yuan Cunguang. Spectrophotometric Method for the Simultaneous Determination of Phenols and Aromatic Amines in Sewage with Extraction-Reextraction[J]. Chinese Journal of Environmental Science, 1997, 18(5): 78-80 |
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| Authors: | Li Meirong Yuan Cunguang |
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| Affiliation: | Dept. of Chem.Eng., University of Petroleum, Shandong, 257062;Dept. of Chem.Eng., University of Petroleum, Shandong, 257062;Dept. of Chem.Eng., University of Petroleum, Shandong, 257062 |
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| Abstract: | This paper deals with a method of simultaneous determination of phenols and aromatic amines which extracted by ether,then reextracted by 10% NaOH and 10% HCl respectively.The sensitivity is improved highly,and many kinds of interferences is removed efficiently.Phenols of 0.03-6.0 mg/L and aromatic amines of 0 008-0 5mg/L can be determined. |
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| Keywords: | phenols aromatic amines extraction reextraction double wavelength spectrophotometry ether. |
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