| 5-Br-DMPAP-PVA124体系双波长光度法同时测定废水中钴和镍 |
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| 引用本文： | 王宁伟. 5-Br-DMPAP-PVA124体系双波长光度法同时测定废水中钴和镍[J]. 理化检验(化学分册), 2004, 40(2): 89-90,92 |
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| 作者姓名： | 王宁伟 |
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| 作者单位： | 江苏镇江出入境检验检疫局综合技术中心,镇江,212008 |
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| 摘 要： | 研究了在PVA124存在下，用5-Br-DMPAP作显色剂，应用双波长吸光光度法同时测定钴和镍。选择镍波长对588／554nm，钴波长对473／582nm，当pH为9时，镍含量在0～8μg／25m1，钴含量在0～12μg／25ml范围内符合比耳定律。此法用于废水中微量钴和镍的同时测定，取得了较满意的结果。
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| 关 键 词： | 双波长光度法 5-Br-DMPAP 钴 镍 |
| 文章编号： | 1001-4020(2004)02-0089-02 |
SIMULTANEOUS DETERMINATION OF MICRO AMOUNTS OF NICKEL AND COBALT IN WASTE WATER BY DW-SPECTROPHOTOMETRY WITH 5-Br-DMPAP IN THE PRESENCE OF PVA124 |
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| WANG Ning-wei. SIMULTANEOUS DETERMINATION OF MICRO AMOUNTS OF NICKEL AND COBALT IN WASTE WATER BY DW-SPECTROPHOTOMETRY WITH 5-Br-DMPAP IN THE PRESENCE OF PVA124[J]. Physical Testing and Chemical Analysis Part B:Chemical Analgsis, 2004, 40(2): 89-90,92 |
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| Authors: | WANG Ning-wei |
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| Abstract: | |
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| Keywords: | DW-spectrophotometry 5-Br-DMPAP Nickel Cobalt |
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