元素 | 样品编号 | 称样量(g) | 定容体积V(ml) | 上机浓度C1(μg/L) | 稀释倍数N | 含水率f(%) | 测定结果(mg/kg) | 平均值 | 标准值 |
Cr | GSS23-1 | 0.2982 | 25.0 | 0.8128 | 1 | 0 | 68.1 | 69.0 | 82±4 |
Cr | GSS23-2 | 0.3151 | 25.0 | 0.889 | 1 | 0 | 70.5 | ||
Cr | GSS23-3 | 0.2996 | 25.0 | 0.819 | 1 | 0 | 68.3 | ||
Cr | GSS30-1 | 0.2902 | 25.0 | 0.4407 | 1 | 0 | 38.0 | 35.2 | 51±4 |
Cr | GSS30-2 | 0.2912 | 25.0 | 0.4265 | 1 | 0 | 36.6 | ||
Cr | GSS30-3 | 0.2875 | 25.0 | 0.3574 | 1 | 0 | 31.1 | ||
Cr | GSS33-1 | 0.2908 | 25.0 | 0.5771 | 1 | 0 | 49.6 | 51.2 | 68±3 |
Cr | GSS33-2 | 0.3182 | 25.0 | 0.6504 | 1 | 0 | 51.1 | ||
Cr | GSS33-3 | 0.3021 | 25.0 | 0.6378 | 1 | 0 | 52.8 |