| 苯二甲酸酐--0.2%DPC--乙醇分光光度法测定水中铬 |
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| 引用本文： | 樊智虹.苯二甲酸酐--0.2%DPC--乙醇分光光度法测定水中铬[J].雁北师范学院学报,2002,18(2):54-57. |
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| 作者姓名： | 樊智虹 |
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| 作者单位： | 大同市环境监测站,山西,大同,037006 |
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| 摘 要： | 建立了一种用苯二甲酸酐--0.2%DPC--乙醇的分光光度法测定水中铬的新方法.对实际水样进行了回收率试验,其回收率均在90%以上,该方法具有较好的精密度和准确度.
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| 关 键 词： | 苯二甲酸酐 分光光度法 铬 |
| 文章编号： | 1009-1939(2002)02-0054-04 |
| 修稿时间： | 2001年12月26 |
Determination of Chromium in Water Samples by Phthalic Anhydride--0.2% Diphenyl Carbazide - Ethyl Alcohol Spectrophotometry |
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| FAN Zhi-hong.Determination of Chromium in Water Samples by Phthalic Anhydride--0.2% Diphenyl Carbazide - Ethyl Alcohol Spectrophotometry[J].Journal of Yanbei Teachers College,2002,18(2):54-57. |
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| Authors: | FAN Zhi-hong |
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| Abstract: | A new phthalic anhydride-0.2%diphenyl carbazide-ethyl alcohol spectrophotometry method for the analysis of chromium in water samples is introduced.The experiment for the rate of recovery has been conducted in the water samples,its rate of recovery is all over 90%,so the method has high degree of preciseness and accuracy. |
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| Keywords: | phthalic anhydride spectrophotometry chromium |
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