| COD | TOC | 总氮 | 硝酸盐氮 | 氨氮 | 有机氮 |
| mg/L | mg/L | mg/L | mg/L | mg/L | mg/L |
组别1 | 460,000 | 265,875 | 21,800 | 1,960 | 800 | 20,960 |
组别2 | 308,000 | 261,311 | 12,800 | 700 | 200 | 19,735 |
组别3 | 620 | 408 | 96 | 1 | 2 | 93 |
组别4 | 1,600 | 643 | 158 | 9 | 3 | 146 |