| 正三辛胺萃取－分光光度法测定重油中的镍 |
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| 引用本文： | 刘立行,江蕾,陈光侠.正三辛胺萃取－分光光度法测定重油中的镍[J].石油化工,1996(10). |
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| 作者姓名： | 刘立行 江蕾 陈光侠 |
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| 作者单位： | 抚顺石油学院应用化学系，抚顺石油三厂 |
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| 摘 要： | 用正三辛胺萃取分离干扰离子，以Ｎｉ（Ⅱ）－５－Ｂｒ－ＰＡＤＡＰ－ＴｒｉｔｏｎＸ－１００显色体系测定重油中的镍。合成样品回收率为９９．７％，加标回收率为９９．８％，油样分析结果相对标准偏差＜０．７％。该方法准确、灵敏、简便、快速
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| 关 键 词： | 正三辛胺 萃取 5－Br－PADAP－TritonX－100体系 镍 重油 |
Determination of Nickel in Heavy Oils by Trioctylamine Extraction Spectrophotometry |
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| Liu,Lihang,and,Jiang,Lei.Determination of Nickel in Heavy Oils by Trioctylamine Extraction Spectrophotometry[J].Petrochemical Technology,1996(10). |
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| Authors: | Liu Lihang and Jiang Lei |
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| Abstract: | Trioctylamine is used to extract and separate interfering ions Ni(Ⅱ) 5 Br PADAP Triton X 100 coloured system is used to determine nickel in heavy oils The recovery of synthetic sample is 99 7%,and that of standard addition method is 99 8% The relative standard deviation of analytical results for heavy petroleum is lower than 0 7% This method is simple,quick and has high accuracy and sensitivity |
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| Keywords: | trioctylamine extraction 5 Br PADAP Trition X 100 system nickel heavy oils |
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