| 高压密封消化罐测定COD_(Cr) |
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| 引用本文： | 黄允文,颜卫.高压密封消化罐测定COD_(Cr)[J].干旱环境监测,1992(3). |
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| 作者姓名： | 黄允文 颜卫 |
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| 作者单位： | 新疆环境保护研究所，乌鲁木齐东口区环境监测站 乌鲁木齐 |
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| 摘 要： | 采用高压密封消化罐代替聚四氟乙烯生料带密封具塞磨口比色管,进行密封法测定废水中COD_(Cr)的研究.该法与原通用的标准法和文献介绍的密封法相比,不仅在密封压力条件下.较好地抑制氯离子的氧化,并具有试剂用量少,费用低、省水、省电、准确度高,减少二次污染,适于批量分析等优点.
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| 关 键 词： | 高压密封罐 COD_(Cr) 测定 |
DETERMINATION OF COD_(Cr)BY HIGH PRESSURE SEALED DIGESTION TANK |
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| Huang Yunwcn.DETERMINATION OF COD_(Cr)BY HIGH PRESSURE SEALED DIGESTION TANK[J].Arid Environmental Monitoring,1992(3). |
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| Authors: | Huang Yunwcn |
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| Abstract: | This paper introduced the determination of CODCr in waste water by high pressure sealed digestion tank. This method is superior to the common standard method in preventing Cl-from oxidizing and in analysing benefits such as high accuracy, reducing the second pollution, and small quantity of reagents, ect. |
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| Keywords: | High Pressure Sealed Diges- tion Tank CODCr Determination |
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