| 酚二磺酸比色法测定水中硝酸盐氮的研究 |
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| 引用本文： | 贾国珍. 酚二磺酸比色法测定水中硝酸盐氮的研究[J]. 当代化工, 1994, 0(1) |
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| 作者姓名： | 贾国珍 |
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| 作者单位： | 辽宁省水文总站 |
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| 摘 要： | 确立了酚二磺酸比色法测定水中硝酸盐氮的条件：波长４１０ｎｍ：常温，接触时间６～１０分钟及适宜的ｐＨ．
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| 关 键 词： | 酚二磺酸，硝酸盐氮，比色法 |
Determination of the Nitrogen as Nitrate by Phenol Disulfonic Acid Spectriphotometric Method |
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| Jia Guozhen. Determination of the Nitrogen as Nitrate by Phenol Disulfonic Acid Spectriphotometric Method[J]. Contemporary Chemical Industry, 1994, 0(1) |
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| Authors: | Jia Guozhen |
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| Affiliation: | Liaoning ProvincialGeneral Hydrological Station Skenyang 110003 |
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| Abstract: | The conditions of determining the nitrogen as nitrate by ph-enol disulfonic acid photometric method were established wavelength 410nm,normal vaction time 6-10min and suitable pH. |
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| Keywords: | Phenol Disulfonic Acid:Nitrogen as Nitrate:Spectrophotometry |
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