氣相色譜法測定魚粉飼料中多氯聯(lián)苯(PCBs)殘留量
藍夢哲
農(nóng)藥名稱 | 線性范圍 (μg/L) | 相關(guān)系數(shù) r | 回歸方程1) | 添加量 (μg/kg) | 測定值2) (μg/kg) | 回收率 (%) | RSD (%) |
PCB28 | 0.689~138.4 | 0.9992 | Y=196×X+299 | 13.84 | 12.72 | 91.9 | 2.06 |
|
|
|
| 3.460 | 3.266 | 94.4 | 2.38 |
|
|
|
| 0.6920 | 0.6148 | 88.8 | 4.53 |
PCB52 | 0.689~137.7 | 0.9998 | Y=132×X+322 | 13.77 | 13.77 | 99.5 | 2.15 |
|
|
|
| 3.443 | 3.785 | 109.4 | 1.02 |
|
|
|
| 0.6885 | 0.6924 | 100.1 | 1.65 |
PCB101 | 0.692~138.4 | 0.9994 | Y=163×X+291 | 13.84 | 13.54 | 97.8 | 1.38 |
|
|
|
| 3.460 | 3.623 | 104.7 | 3.37 |
|
|
|
| 0.6920 | 0.5752 | 83.1 | 7.28 |
PCB118 | 0.689~137.7 | 0.9998 | Y=217×X+300 | 13.77 | 13.06 | 94.3 | 2.39 |
|
|
|
| 3.443 | 3.377 | 97.6 | 2.85 |
|
|
|
| 0.6885 | 0.6393 | 92.4 | 5.66 |
PCB153 | 0.685~137.0 | 0.9994 | Y=200×X+345 | 13.70 | 13.25 | 95.8 | 2.70 |
|
|
|
| 3.420 | 3.523 | 101.8 | 3.19 |
|
|
|
| 0.6851 | 0.7036 | 101.7 | 0.70 |
PCB138 | 0.685~137.0 | 0.9996 | Y=262×X+329 | 13.70 | 12.87 | 93.0 | 1.63 |
|
|
|
| 3.420 | 3.462 | 100.1 | 2.15 |
|
|
|
| 0.6851 | 0.6126 | 88.5 | 5.57 |
PCB180 | 0.685~137.0 | 0.9997 | Y=306×X-852 | 13.70 | 12.93 | 93.4 | 2.43 |
|
|
|
| 3.420 | 3.370 | 97.4 | 2.70 |
|
|
|
| 0.6851 | 0.6270 | 90.6 | 5.45 |
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