| 编号 | 样品 | 紫外法(mg/kg) | 厂检(mg/kg) | X-荧光法(mg/kg) | 相对误差1 (%) | 相对误差2 (%) |
| 1 | 汽油 | 13.66 | 13.2 | 46.8 | 3.5 | 2.54 |
| 2 | 汽油 | 13.49 | 13.5 | 40.9 | −0.074 | 2.03 |
| 3 | 汽油 | 3.00 | 3.0 | 11.5 | 0 | 4.25 |
| 4 | 汽油 | 5.70 | 5.7 | 64.0 | 0 | 10.23 |
| 5 | 汽油 | 7.30 | 7.3 | 74.0 | 0 | 9.14 |
| 6 | 汽油 | 10.22 | 10.4 | 57.4 | −1.7 | 4.52 |
| 7 | 汽油 | 18.71 | 19 | 82.8 | −1.5 | 3.36 |
| 8 | 汽油 | 8.95 | 8.8 | 42.4 | 1.7 | 3.82 |
| 9 | 汽油 | 8.93 | 8.8 | 41.2 | 1.5 | 3.68 |
| 10 | 汽油 | 8.95 | 8.8 | 42.0 | 1.7 | 3.77 |
| 11 | 汽油 | 8.91 | 8.8 | 42.4 | 1.2 | 3.82 |
| 12 | 汽油 | 8.93 | 8.8 | 41.9 | 1.5 | 3.76 |
| 13 | 汽油 | 8.96 | 8.8 | 41.8 | 1.8 | 3.75 |
| 14 | 汽油 | 8.94 | 8.8 | 41.6 | 1.6 | 3.73 |