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| 测试元素 | Cd | Hg | Pb | As | Cr | Ni | Cu | Zn |
| 检出限（3SD） | 0.16 | 1.00 | 2.20 | 1.56 | 1.38 | 3.27 | 0.72 | 0.42 |
| 测量次数 | Cd | Pb | As | Cr | Ni | Cu | Zn |
| 1 | 1.24 | 28.55 | 20.47 | 138.26 | 30.56 | 21.78 | 46.18 |
| 2 | 1.05 | 26.42 | 22.85 | 135.12 | 28.77 | 22.22 | 45.58 |
| 3 | 1.21 | 28.71 | 22.17 | 132.48 | 27.49 | 21.37 | 46.14 |
| 4 | 1.13 | 27.08 | 23.85 | 129.27 | 27.41 | 20.38 | 46.12 |
| 5 | 0.93 | 27.41 | 21.84 | 129.87 | 28.67 | 20.87 | 46.52 |
| 6 | 1.18 | 25.53 | 23.96 | 132.16 | 27.91 | 19.84 | 45.17 |
| 7 | 1.11 | 26.48 | 24.48 | 128.18 | 29.32 | 21.75 | 45.66 |
| 8 | 1.18 | 27.60 | 23.20 | 133.29 | 29.63 | 22.1 | 46.13 |
| 9 | 1.13 | 27.02 | 23.31 | 134.78 | 29.79 | 20.96 | 45.92 |
| 10 | 1.11 | 27.09 | 21.70 | 140.7 | 27.99 | 21.2 | 45.43 |
| 11 | 1.27 | 27.63 | 22.72 | 132.13 | 27.78 | 21.47 | 45.48 |
| 平均值 | 1.14 | 27.23 | 22.78 | 133.29 | 28.67 | 21.27 | 45.85 |
| 参考值 | 1.12 | 27.00 | 25.00 | 136.00 | 30.00 | 22.60 | 46.00 |
| 最大值 | 1.27 | 28.71 | 24.48 | 140.7 | 30.56 | 22.22 | 46.52 |
| 最小值 | 0.93 | 25.53 | 20.47 | 128.18 | 27.41 | 19.84 | 45.17 |
| 极差 | 0.34 | 3.18 | 4.01 | 12.52 | 3.15 | 2.38 | 1.35 |
| SD | 0.09 | 0.92 | 1.17 | 3.77 | 1.05 | 0.72 | 0.41 |
| RSD | 8.22 | 3.38 | 5.13 | 2.83 | 3.66 | 3.40 | 0.89 |
咨询底价
贵州 - 贵阳
2026年08月06日 ~ 08日
