测试元素 | As | Hg |
单位 | ppm | ppm |
1 | 0.232 | 0.002 |
2 | 0.124 | 0.001 |
3 | 0.124 | 0.001 |
4 | 0.122 | 0.001 |
5 | 0.072 | 0.001 |
6 | 0.108 | 0.001 |
7 | 0.140 | 0.001 |
8 | 0.082 | 0.001 |
9 | 0.094 | 0.001 |
10 | 0.071 | 0.001 |
均值 | 0.117 | 0.001 |
标准偏差 | 0.047 | 0.000 |
检出限 | 0.094 | 0.001 |
标准物质代码 | 实验值 | 参考值 | %回收率 |
GBW 07429 | 21.3 | 21.7 | 98.2 |
GBW 07429 | 22.1 | 21.7 | 101.8 |
GBW 07430 | 18.9 | 18.0 | 105. |
GBW 07430 | 18.3 | 18.0 | 101.7 |
CNAST 0499 | 11.8 | 11.4 | 103.5 |
CNAST 0499 | 10.9 | 11.4 | 95.6 |
GBW 07421 | 9.1 | 9.4 | 96.8 |
GBW 07421 | 9.7 | 9.4 | 103.2 |
标准物质代码 | 实测值 | 参考值 | % 回收率 |
G2000 | 0.77 | 0.75 | 102.7 |
G2000 | 0.74 | 0.75 | 98.7 |
OGGeo08 | 0.45 | 0.42 | 107.1 |
GBW 07430 | 0.46 | 0.42 | 109.5 |
GBM 398-4C | 3.07 | 3.04 | 101.0 |
GBM 398-4C | 3.02 | 3.04 | 99.3 |
SY-4 | 12.23 | 12.00 | 101.9 |
SY-4 | 11.97 | 12.00 | 99.8 |
参考值 | 9.4 |
批次数 | 元素As |
1 | 9.8 |
2 | 9.2 |
3 | 9.6 |
4 | 8.9 |
均值 | 9.3750 |
标准偏差 | 0.4031 |
相对偏差 | 4.3% |
参考值 | 0.75 |
批次数 | 元素Hg |
1 | 0.74 |
2 | 0.77 |
3 | 0.76 |
4 | 0.72 |
5 | 0.78 |
6 | 0.67 |
7 | 0.68 |
8 | 0.7 |
9 | 0.68 |
10 | 0.66 |
11 | 0.68 |
12 | 0.74 |
13 | 0.67 |
14 | 0.68 |
均值 | 0.7094 |
标准偏差 | 0.0420 |
相对偏差 | 5.9% |