氯气校正法测定高氯水COD方法的标准化研究

王文雷, 宋永超, 刘金芝, 马振国, 王振华

Study on standardization of determination of COD in high chlorine water by chlorine emendation method

Wenlei WANG, Yongchao SONG, Jinzhi LIU, Zhenguo MA, Zhenhua WANG

表8 不同消解温度下COD的测定结果

Table 8 Results of COD at different digestion temperatures

温度/℃ 测定值/（mg·L-1） 均值/（mg·L-1） 120 41.3 37.6 39.3 35.8 38.5 145 48.6 51.3 52.1 48.8 50.2 165 51.8 52.7 49.6 48.9 50.8 180 61.9 69.3 71.2 65.6 67 190 77.2 84.7 91.8 86.4 85