| 标气浓度 | 不同阶次测量结果 | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 10 ppm | 9.81 | 9.67 | 9.52 | 8.11 | 7.55 | 5.63 |
| 20 ppm | 19.79 | 19.51 | 19.38 | 20.52 | 18.25 | 23.47 |
| 30 ppm | 30.22 | 30.16 | 29.64 | 29.3 | 31.17 | 28.83 |
| 40 ppm | 39.85 | 40.29 | 40.57 | 40.69 | 40.51 | 39.29 |
| 50 ppm | 50.15 | 50.23 | 50.34 | 50.27 | 49.73 | 48.86 |