图1 FlexHPSE萃取多环芳烃方法运行界面
图2 SPE 1000净化方法流程
表1 多环芳烃、内标、替代物的保留时间、定量及定性离子
序号 | 化合物名称 | 保留时间(min) | 定量/定性离子 |
1 | 萘 | 5.89 | 128/127/129 |
2 | 2-氟联苯(替代物) | 7.25 | 172/171/170 |
3 | 苊烯 | 8.00 | 152/151/153 |
4 | 苊-d10(内标1) | 8.26 | 162/167/160/163 |
5 | 苊 | 8.31 | 154/152/153 |
6 | 芴 | 9.35 | 166/165/167 |
7 | 菲-d10(内标2) | 12.45 | 188/189/160/94 |
8 | 菲 | 12.54 | 178/179/176 |
9 | 蒽 | 12.72 | 178/179/176 |
10 | 荧蒽 | 16.80 | 202/203/200/101/100 |
11 | 芘 | 17.45 | 202/203/200/101/100 |
12 | 4,4’-三联苯(替代物) | 18.19 | 244/245/243 |
13 | 苯并[a]蒽 | 20.88 | 228/226/229/114/113 |
14 | ?-d12(内标3) | 20.91 | 240/236/238/241 |
15 | ? | 20.98 | 228/226/229/114/113 |
16 | 苯并[b]荧蒽 | 23.49 | 252/253/250/251 |
17 | 苯并[k]荧蒽 | 23.55 | 252/253/250/251 |
18 | 苯并[a]芘 | 24.28 | 252/253/250/251 |
19 | 茚苯[1,2,3-c,d]芘 | 27.80 | 276/277/275/274 |
20 | 二苯并[a,h]蒽 | 27.94 | 278/276/279/138 |
21 | 苯并[g,h,i]苝 | 28.75 | 276/275/274/138 |
图3 多环芳烃标准溶液色谱图
序号 | 化合物名称 | 回收率/% | 均值/% | RSD/% | |||||
1 | 2 | 3 | 4 | 5 | 6 | ||||
1 | 萘 | 62.1 | 60.3 | 51.5 | 67.4 | 57.7 | 66.4 | 60.9 | 9.7 |
2 | 2-氟联苯(替代物) | 54.2 | 54.4 | 59.9 | 55.2 | 56.7 | 65.4 | 57.6 | 7.6 |
3 | 苊烯 | 65.3 | 67.3 | 68.8 | 73.7 | 65.9 | 58.8 | 66.6 | 7.3 |
4 | 苊 | 62.5 | 73.1 | 72.8 | 71.8 | 65.4 | 60.7 | 67.7 | 8.2 |
5 | 芴 | 55.7 | 63.6 | 61.0 | 55.5 | 73.9 | 58.4 | 61.4 | 11.2 |
6 | 菲 | 61.3 | 61.1 | 75.9 | 69.2 | 72.3 | 81.3 | 70.2 | 11.5 |
7 | 蒽 | 71.0 | 63.3 | 68.7 | 70.8 | 69.8 | 69.7 | 68.9 | 4.2 |
8 | 荧蒽 | 88.2 | 69.3 | 91.6 | 96.3 | 67.6 | 95.3 | 84.7 | 15.3 |
9 | 芘 | 72.7 | 91.8 | 87.1 | 101.5 | 78.5 | 82.9 | 85.8 | 11.9 |
10 | 4,4’-三联苯-d14(替代物) | 69.3 | 89.4 | 80.1 | 78.9 | 74.7 | 68.5 | 76.8 | 10.1 |
11 | 苯并[a]蒽 | 76.7 | 91.6 | 86.5 | 84.4 | 78.9 | 84.3 | 83.8 | 6.4 |
12 | ? | 73.0 | 81.8 | 80.9 | 77.3 | 77.9 | 73.1 | 77.3 | 4.8 |
13 | 苯并[b]荧蒽 | 82.3 | 85.5 | 84.6 | 81.0 | 74.3 | 74.9 | 80.4 | 6.0 |
14 | 苯并[k]荧蒽 | 80.1 | 89.2 | 87.1 | 81.0 | 75.8 | 76.5 | 81.6 | 6.7 |
15 | 苯并[a]芘 | 77.1 | 81.7 | 82.1 | 79.8 | 75.1 | 75.9 | 78.6 | 3.8 |
16 | 茚苯[1,2,3-c,d]芘 | 107.5 | 79.3 | 83.6 | 83.4 | 86.3 | 82.6 | 87.1 | 11.7 |
17 | 二苯并[a,h]蒽 | 102.6 | 78.8 | 84.9 | 80.4 | 84.6 | 80.7 | 85.3 | 10.3 |
18 | 苯并[g,h,i]苝 | 110.9 | 80.0 | 83.5 | 83.6 | 86.9 | 102.9 | 91.3 | 13.7 |
序号 | 化合物名称 | 回收率/% | 均值/% | RSD/% | |||||
1 | 2 | 3 | 4 | 5 | 6 | ||||
1 | 萘 | 61.9 | 58.1 | 69.9 | 50.9 | 68.7 | 63.4 | 63.2 | 11.3 |
2 | 2-氟联苯(替代物) | 68.8 | 77.8 | 69.6 | 72.7 | 66.5 | 61.1 | 69.4 | 8.1 |
3 | 苊烯 | 78.3 | 58.3 | 77.5 | 88.8 | 92.1 | 67.8 | 77.1 | 16.5 |
4 | 苊 | 73.8 | 74.3 | 68.7 | 84.8 | 89.5 | 82.1 | 78.9 | 10.0 |
5 | 芴 | 96.1 | 68.5 | 80.8 | 89.8 | 83.9 | 90.3 | 84.9 | 11.3 |
6 | 菲 | 97.6 | 94.6 | 95.6 | 101.8 | 111.1 | 97.1 | 99.6 | 6.1 |
7 | 蒽 | 89.4 | 72.9 | 66.2 | 78.8 | 82.5 | 83.9 | 79.0 | 10.5 |
8 | 荧蒽 | 103.0 | 93.5 | 100.1 | 113.5 | 92.3 | 131.8 | 105.7 | 14.1 |
9 | 芘 | 108.9 | 78.2 | 101.7 | 113.3 | 75.2 | 73.5 | 91.8 | 19.8 |
10 | 4,4’-三联苯-d14(替代物) | 82.1 | 78.1 | 83.4 | 103.6 | 79.3 | 74.1 | 83.5 | 12.5 |
11 | 苯并[a]蒽 | 109.5 | 89.5 | 96.5 | 99.3 | 86.8 | 100.0 | 96.9 | 8.4 |
12 | ? | 107.5 | 84.0 | 83.2 | 90.7 | 80.6 | 86.8 | 88.8 | 11.0 |
13 | 苯并[b]荧蒽 | 94.3 | 92.2 | 88.0 | 105.1 | 107.6 | 95.2 | 97.1 | 7.9 |
14 | 苯并[k]荧蒽 | 92.7 | 93.4 | 85.9 | 104.3 | 105.0 | 95.9 | 96.2 | 7.6 |
15 | 苯并[a]芘 | 102.4 | 101.8 | 77.0 | 105.0 | 72.9 | 103.2 | 93.7 | 15.6 |
16 | 茚苯[1,2,3-c,d]芘 | 82.5 | 82.3 | 117.3 | 62.2 | 91.2 | 64.5 | 83.3 | 24.1 |
17 | 二苯并[a,h]蒽 | 93.6 | 82.9 | 64.9 | 68.6 | 103.9 | 67.3 | 80.2 | 20.0 |
18 | 苯并[g,h,i]苝 | 111.7 | 103.0 | 71.4 | 71.7 | 92.8 | 77.8 | 88.1 | 19.3 |