研究文章
农药残留快速检测的中国草药傅里叶变换红外光谱学加上偏最小二乘回归
表3
结果multipesticide残留不同的chm使用近红外光谱和米尔基于PLSR方法。
|
| 样本组 |
NIR-PLSR模型预测平均浓度 |
MIR-PLSR模型预测平均浓度 |
| Ca (μg·g−1) |
Th (μg·g−1) |
Te (μg·g−1) |
Ca (μg·g−1) |
Th (μg·g−1) |
Te (μg·g−1) |
|
| R1 |
|
|
|
|
|
|
| R2 |
|
|
|
|
|
|
| R3 |
|
|
|
|
|
|
| R4 |
|
|
|
|
|
|
| R5 |
|
|
|
|
|
|
| R6 |
|
|
|
|
|
|
| R7 |
|
|
|
|
|
|
|
|
0.9999 |
0.9998 |
0.9998 |
1.000 |
0.9999 |
1.000 |
| 回归方程 |
|
|
|
|
|
|
| 平均回收率(%) |
|
|
|
|
|
|
| LOD |
2.45 |
1.20 |
1.15 |
0.40 |
0.27 |
0.14 |
| 定量限 |
7.43 |
3.64 |
3.47 |
1.21 |
0.81 |
0.43 |
| L1 |
|
|
|
|
|
|
| L2 |
|
|
|
|
|
|
| L3 |
|
|
|
|
|
|
| L4 |
|
|
|
|
|
|
| L5 |
|
|
|
|
|
|
| 16种 |
|
|
|
|
|
|
| 发明人或者设计人 |
|
|
|
|
|
|
|
|
0.9994 |
0.9988 |
0.9993 |
1.000 |
1.000 |
1.000 |
| 回归方程 |
|
|
|
|
|
|
| 平均回收率(%) |
|
|
|
|
|
|
| LOD |
2.03 |
1.75 |
2.36 |
0.38 |
0.32 |
0.30 |
| 定量限 |
6.14 |
5.29 |
7.14 |
1.16 |
0.97 |
0.91 |
|
|
