| 提高紫外分光光度法测定水中总氮方法精确度的研究 |
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| 引用本文： | 陈瑛,漏华强,张群.提高紫外分光光度法测定水中总氮方法精确度的研究[J].绍兴文理学院学报,2003,23(8):16-18. |
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| 作者姓名： | 陈瑛 漏华强 张群 |
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| 作者单位： | 绍兴文理学院,生物系,浙江,绍兴,312000 |
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| 摘 要： | 探讨了用紫外分光光度法测定水中总氮时，试剂质量、配制方法、消化温度与时间、冷却时间、所用水与玻璃器皿的纯净度等对测定结果的影响．
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| 关 键 词： | 水体污染 水质监测 总氮 测定方法 精确度 紫外分光光度法 试剂质量 消化温度 冷却时间 |
| 文章编号： | 1008-293X(2003)08-0016-03 |
| 修稿时间： | 2003年4月10日 |
A Study On Improving the Accuracy of Total Nitrogen Level Determined by Ultraviolet Spectrophotometer |
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| Chen Ying Lou Huaqiang Zhang Qun.A Study On Improving the Accuracy of Total Nitrogen Level Determined by Ultraviolet Spectrophotometer[J].Journal of Shaoxing College of Arts and Sciences,2003,23(8):16-18. |
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| Authors: | Chen Ying Lou Huaqiang Zhang Qun |
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| Abstract: | The experimental result' s accuracy of determining the total nitrogen level in water sample by Ultraviolet Spectrophotometer is affected by many factors, such as reagent quality and dissolution method, slacking temperature and time, cleanliness of water and glassware, and the cooling time, etc. In this paper, these methods are approved to improve the result' s accuracy and precision. |
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| Keywords: | ultraviolet spectrophotometer total nitrogen level determining accuracy |
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