南京地区非饮用水的化学耗氧量测定

Determine the COD of Non-potableWater in Nanjing

通过高锰酸钾法对南京部分地区的非饮用水的化学耗氧量(COD)进行了测定。实验结果表明,秦淮河下游的COD为6.879,秦淮河中游的COD为6.282,秦淮河上游的COD为6.395,玄武湖湖水的COD为4.390,长江的COD为2.259。

Determine the COD of Non-potable Water by KMnO4 method in some areas of Nanjing. The experimental results show that COD of Qinhuai River downstream is 6.879, COD of Qinhuai River midstream is 6.282, COD of Qinhuai River upstream is 6.395, COD of Xuanwu Lake is 4.390, COD of Yangtze is 2.259.