|   | 处理编号 | 投加质量分数为0.05% |  | 投加质量分数为0.1% |  | 投加质量分数为0.2% |   | COD/(mg·L-1) | COD去除率/% |  | COD/(mg·L-1) | COD去除率/% |  | COD/(mg·L-1) | COD去除率/% |   | 原水 | 783.70 | 0 |  | 783.7 | 0 |  | 783.7 | 0 |   | 0# | 457.2 | 41.7 | 409.6 | 47.7 | 385.1 | 50.9 |   | C1 | 458.8 | 41.5 | 410.3 | 47.6 | 385.3 | 50.8 |   | C2 | 461.4 | 41.1 | 417.8 | 46.7 | 392.0 | 50.0 |   | C3 | 459.2 | 41.4 | 409.8 | 47.7 | 380.3 | 51.5 |   | C4 | 460.3 | 41.3 | 414.3 | 47.1 | 425.7 | 45.7 |   | C5 | 462.4 | 41.0 | 457.2 | 41.7 | 463.4 | 40.9 |   | P1 | 447.2 | 42.9 | 419.2 | 46.5 | 387.2 | 50.6 |   | P2 | 452.3 | 42.3 | 429.6 | 45.2 | 395.0 | 49.6 |   | P3 | 439.2 | 44.0 | 398.7 | 49.1 | 402.7 | 48.6 |   | P4 | 438.0 | 44.1 | 403.9 | 48.5 | 404.5 | 48.4 |   | P5 | 461.5 | 41.1 | 423.5 | 46.0 | 386.0 | 50.7 |   | N1 | 466.3 | 40.5 | 423.8 | 45.9 | 384.7 | 50.9 |   | N2 | 446.9 | 43.0 | 418.0 | 46.7 | 384.9 | 50.9 |   | N3 | 460.0 | 41.3 | 389.0 | 50.4 | 396.0 | 49.5 |   | N4 | 457.4 | 41.6 | 400.2 | 48.9 | 402.3 | 48.7 |   | N5 | 465.2 | 40.6 | 411.5 | 47.5 | 382.3 | 51.2 |   | CPN | 455.7 | 41.9 | 416.8 | 46.8 | 380.5 | 51.4 |  |