图1 凝胶净化方法
表1定量和定性选择离子
序号 | 化合物中文名称 | RT(min) | 定量离子 | 定性离子1 | 定性离子2 |
1 | N-亚硝基二甲胺 | 4.801 | 42 | 74 | 43 |
2 | 2-氟酚(SS) | 7.403 | 64 | 112 | 92 |
3 | 双(2-氯乙基)醚 | 8.915 | 93 | 63 | 95 |
4 | 苯酚-d6(SS) | 8.915 | 99 | 71 | --- |
5 | 苯酚 | 8.944 | 66 | 40 | 94 |
6 | 2-氯苯酚 | 9.021 | 63 | 93 | 128 |
7 | 1,3-二氯苯 | 9.175 | 146 | 111 | 75 |
8 | 1,4-二氯苯-D4(IS1) | 9.238 | 150 | 115 | --- |
9 | 1,4-二氯苯 | 9.267 | 146 | 148 | 111 |
10 | 1,2-二氯苯 | 9.556 | 146 | 148 | 111 |
11 | 二(2-氯异丙基)醚 | 9.782 | 121 | 123 | 77 |
12 | 2-甲基苯酚 | 9.835 | 108 | 107 | 77 |
13 | 六氯乙烷 | 10.023 | 117 | 109 | 201 |
14 | N-亚硝基二正丙胺 | 10.052 | 43 | 70 | 130 |
15 | 4-甲基苯酚 | 10.081 | 107 | 108 | 77 |
16 | 硝基苯-d5(SS) | 10.182 | 82 | 128 | 54 |
17 | 硝基苯 | 10.22 | 77 | 123 | 51 |
18 | 异佛尔酮 | 10.61 | 82 | 138 | 54 |
19 | 2-硝基苯酚 | 10.721 | 139 | 65 | 81 |
20 | 2,4-二甲基苯酚 | 10.89 | 107 | 122 | 77 |
21 | 二(2-氯乙氧基)甲烷 | 10.991 | 93 | 63 | 123 |
22 | 2,4-二氯苯酚 | 11.15 | 162 | 164 | 63 |
23 | 1,2,4-三氯苯 | 11.217 | 147 | 74 | 109 |
24 | 萘-d8(IS2) | 11.28 | 136 | 108 | --- |
25 | 萘 | 11.318 | 128 | 129 | --- |
26 | 4-氯苯胺 | 11.463 | 127 | 129 | 65 |
27 | 六氯丁二烯 | 11.602 | 118 | 260 | 223 |
28 | 4-氯-3-甲基苯酚 | 12.382 | 107 | 142 | 144 |
29 | 2-甲基萘 | 12.498 | 115 | 141 | 142 |
30 | 六氯环戊二烯 | 12.965 | 130 | 235 | 239 |
31 | 2,4,6-三氯苯酚 | 13.235 | 196 | 198 | 200 |
32 | 2,4,5-三氯苯酚 | 13.36 | 196 | 198 | 200 |
33 | 2-氟联苯(SS) | 13.393 | 172 | 171 | 170 |
34 | 2-氯萘 | 13.591 | 162 | 127 | ---- |
35 | 2-硝基苯胺 | 14.058 | 138 | 65 | 92 |
36 | 邻苯二甲酸二甲酯 | 14.819 | 163 | 77 | --- |
37 | 苊烯 | 14.857 | 152 | 76 | --- |
38 | 2,6-二硝基甲苯 | 15.045 | 165 | 63 | 89 |
39 | 苊-d10(IS3) | 15.445 | 164 | 162 | 160 |
40 | 3-硝基苯胺 | 15.556 | 65 | 92 | 138 |
41 | 苊 | 15.589 | 153 | 76 | --- |
42 | 2,4-二硝基苯酚 | 15.979 | 184 | 63 | 154 |
43 | 二苯并呋喃 | 16.297 | 168 | 139 | --- |
44 | 2,4-二硝基甲苯 | 16.73 | 165 | 89 | 63 |
45 | 4-硝基苯酚 | 16.894 | 139 | 65 | 109 |
46 | 芴 | 18.055 | 166 | 163 | 82 |
47 | 4-氯苯基苯基醚 | 18.276 | 204 | 141 | 77 |
48 | 邻苯二甲酸二乙酯 | 18.32 | 149 | 177 | --- |
49 | 4-硝基苯胺 | 18.811 | 65 | 138 | 108 |
50 | 4,6-二硝基-2-甲基苯酚 | 18.955 | 198 | 51 | 105 |
51 | 偶氮苯 | 19.181 | 77 | 182 | 51 |
52 | 2,4,6-三溴苯酚SS) | 19.61 | 332 | 62 | 143 |
53 | 4-溴二苯基醚 | 21.189 | 250 | 141 | 77 |
54 | 六氯苯 | 21.84 | 284 | 286 | 282 |
55 | 五氯苯酚 | 23.347 | 266 | 184 | --- |
56 | 菲-d10(IS4) | 23.77 | 188 | 80 | --- |
57 | 菲 | 23.944 | 178 | 176 | 179 |
58 | 蒽 | 24.247 | 178 | 176 | 179 |
59 | 咔唑 | 25.798 | 167 | 166 | 139 |
60 | 邻苯二甲酸二正丁酯 | 29.799 | 149 | 150 | 76 |
61 | 荧蒽 | 32.472 | 202 | 200 | 203 |
62 | 芘 | 33.979 | 202 | 200 | 201 |
63 | 4,4'-三联苯-d14(SS) | 36.199 | 244 | 245 | 243 |
64 | 邻苯二甲酸丁基苄基酯 | 41.019 | 149 | 91 | 206 |
65 | 苯并(α)蒽 | 43.311 | 228 | 226 | 229 |
66 | ?-d12(IS5) | 43.427 | 240 | 236 | 241 |
67 | ? | 43.629 | 228 | 226 | 229 |
68 | 邻苯二甲酸二(2-二乙基己基)酯 | 46.253 | 149 | 167 | 57 |
69 | 邻苯二甲酸二正辛酯 | 50.77 | 149 | 279 | --- |
70 | 苯并(b)荧蒽 | 51.015 | 252 | 126 | 250 |
71 | 苯并(k)荧蒽 | 51.213 | 252 | 126 | 250 |
72 | 苯并(α)芘 | 53.004 | 252 | 250 | 253 |
73 | 苝-d12(IS6) | 53.394 | 264 | 260 | 263 |
74 | 茚并(1,2,3-cd)芘 | 59.712 | 276 | 138 | 274 |
75 | 二苯并(ah)蒽 | 60.044 | 278 | 139 | 276 |
76 | 苯并(ghi)苝 | 61.017 | 276 | 138 | 274 |
图3 代表物质标准曲线线性关系图(其余略)
图4 76种半挥发性有机污染物总离子流谱图
图5 6个平行加标样品总离子流重叠图
表2 加标样品回收率
物质名称 | 回收率(%) | 平均值(%) | RSD (%) | |||||
1 | 2 | 3 | 4 | 5 | 6 | |||
N-亚硝基二甲胺 | 54 | 52 | 46 | 43 | 49 | 57 | 50 | 10.3% |
2-氟酚(SS) | 67 | 70 | 60 | 66 | 68 | 75 | 68 | 7.3% |
双(2-氯乙基)醚 | 54 | 48 | 55 | 60 | 50 | 63 | 55 | 10.4% |
苯酚-d6(SS) | 62 | 65 | 62 | 68 | 65 | 67 | 65 | 3.8% |
苯酚 | 56 | 62 | 61 | 57 | 51 | 60 | 58 | 7.0% |
2-氯苯酚 | 62 | 55 | 53 | 50 | 58 | 49 | 55 | 9.0% |
1,3-二氯苯 | 60 | 52 | 48 | 53 | 50 | 63 | 54 | 10.8% |
1,4-二氯苯 | 52 | 49 | 53 | 60 | 62 | 59 | 56 | 9.3% |
1,2-二氯苯 | 43 | 40 | 49 | 46 | 52 | 52 | 47 | 10.4% |
二(2-氯异丙基)醚 | 56 | 54 | 59 | 50 | 61 | 67 | 58 | 10.2% |
2-甲基苯酚 | 65 | 62 | 60 | 61 | 59 | 63 | 62 | 3.5% |
六氯乙烷 | 47 | 54 | 50 | 58 | 50 | 52 | 52 | 7.4% |
N-亚硝基二正丙胺 | 56 | 58 | 59 | 66 | 56 | 56 | 59 | 6.6% |
4-甲基苯酚 | 61 | 55 | 54 | 60 | 58 | 54 | 57 | 5.4% |
硝基苯-d5(SS) | 54 | 57 | 59 | 62 | 61 | 53 | 58 | 6.4% |
硝基苯 | 52 | 57 | 55 | 47 | 52 | 55 | 53 | 6.6% |
异佛尔酮 | 60 | 66 | 64 | 60 | 67 | 63 | 63 | 4.6% |
2-硝基苯酚 | 63 | 60 | 58 | 57 | 55 | 62 | 59 | 5.2% |
2,4-二甲基苯酚 | 47 | 53 | 52 | 49 | 60 | 51 | 52 | 8.6% |
二(2-氯乙氧基)甲烷 | 70 | 74 | 62 | 67 | 73 | 69 | 69 | 6.3% |
2,4-二氯苯酚 | 70 | 64 | 66 | 68 | 73 | 77 | 70 | 6.8% |
1,2,4-三氯苯 | 55 | 51 | 58 | 56 | 53 | 50 | 54 | 5.7% |
萘 | 49 | 53 | 60 | 62 | 67 | 64 | 59 | 11.6% |
4-氯苯胺 | 39 | 45 | 48 | 51 | 49 | 46 | 46 | 9.0% |
六氯丁二烯 | 42 | 46 | 53 | 49 | 57 | 48 | 49 | 10.7% |
4-氯-3-甲基苯酚 | 65 | 68 | 72 | 78 | 73 | 77 | 72 | 7.0% |
2-甲基萘 | 56 | 59 | 61 | 66 | 64 | 71 | 63 | 8.5% |
六氯环戊二烯 | 61 | 64 | 65 | 69 | 68 | 71 | 66 | 5.5% |
2,4,6-三氯苯酚 | 63 | 74 | 65 | 60 | 59 | 69 | 65 | 8.8% |
2,4,5-三氯苯酚 | 78 | 74 | 76 | 69 | 66 | 70 | 72 | 6.3% |
2-氟联苯(SS) | 66 | 70 | 68 | 64 | 76 | 77 | 70 | 7.6% |
2-氯萘 | 66 | 59 | 67 | 74 | 67 | 61 | 66 | 8.0% |
2-硝基苯胺 | 75 | 70 | 68 | 66 | 72 | 76 | 71 | 5.5% |
邻苯二甲酸二甲酯 | 70 | 76 | 82 | 89 | 82 | 79 | 80 | 8.0% |
苊烯 | 67 | 63 | 64 | 72 | 79 | 69 | 69 | 8.5% |
2,6-二硝基甲苯 | 67 | 70 | 72 | 78 | 76 | 72 | 73 | 5.5% |
3-硝基苯胺 | 46 | 49 | 49 | 54 | 56 | 46 | 50 | 8.3% |
苊 | 55 | 58 | 60 | 66 | 65 | 71 | 63 | 9.4% |
2,4-二硝基苯酚 | 69 | 73 | 71 | 71 | 65 | 61 | 68 | 6.6% |
二苯并呋喃 | 69 | 73 | 76 | 76 | 73 | 81 | 75 | 5.4% |
2,4-二硝基甲苯 | 71 | 75 | 79 | 85 | 84 | 72 | 78 | 7.7% |
4-硝基苯酚 | 56 | 72 | 66 | 65 | 54 | 62 | 63 | 10.7% |
芴 | 82 | 77 | 89 | 75 | 79 | 82 | 81 | 6.1% |
4-氯苯基苯基醚 | 69 | 62 | 65 | 69 | 71 | 72 | 68 | 5.6% |
邻苯二甲酸二乙酯 | 90 | 97 | 95 | 102 | 89 | 87 | 93 | 6.1% |
4-硝基苯胺 | 66 | 76 | 72 | 62 | 69 | 59 | 67 | 9.4% |
4,6-二硝基-2-甲基苯酚 | 59 | 62 | 64 | 65 | 69 | 61 | 63 | 5.5% |
偶氮苯 | 69 | 75 | 79 | 85 | 67 | 72 | 75 | 9.0% |
2,4,6-三溴苯酚SS) | 75 | 79 | 81 | 87 | 70 | 80 | 79 | 7.3% |
4-溴二苯基醚 | 88 | 81 | 85 | 80 | 84 | 77 | 83 | 4.8% |
六氯苯 | 71 | 75 | 78 | 84 | 76 | 68 | 75 | 7.4% |
五氯苯酚 | 74 | 79 | 82 | 77 | 74 | 79 | 78 | 4.1% |
菲 | 86 | 92 | 99 | 107 | 103 | 88 | 96 | 8.8% |
蒽 | 81 | 79 | 84 | 90 | 83 | 73 | 82 | 6.9% |
咔唑 | 93 | 99 | 86 | 82 | 88 | 79 | 88 | 8.3% |
邻苯二甲酸二正丁酯 | 109 | 118 | 129 | 125 | 117 | 117 | 119 | 5.9% |
荧蒽 | 89 | 93 | 81 | 86 | 86 | 81 | 86 | 5.4% |
芘 | 78 | 83 | 89 | 93 | 88 | 80 | 85 | 6.8% |
4,4'-三联苯-d14(SS) | 68 | 72 | 81 | 84 | 69 | 82 | 76 | 9.4% |
邻苯二甲酸丁基苄基酯 | 86 | 87 | 87 | 91 | 101 | 86 | 90 | 6.5% |
苯并(α)蒽 | 87 | 84 | 93 | 85 | 82 | 95 | 88 | 5.9% |
? | 75 | 71 | 74 | 78 | 84 | 65 | 75 | 8.6% |
邻苯二甲酸二(2-二乙基己基)酯 | 124 | 110 | 108 | 115 | 120 | 126 | 117 | 6.3% |
邻苯二甲酸二正辛酯 | 114 | 100 | 103 | 110 | 107 | 116 | 108 | 5.7% |
苯并(b)荧蒽 | 87 | 94 | 92 | 98 | 79 | 82 | 89 | 8.2% |
苯并(k)荧蒽 | 77 | 74 | 82 | 92 | 84 | 72 | 80 | 9.2% |
苯并(α)芘 | 77 | 76 | 82 | 87 | 89 | 76 | 81 | 7.1% |
茚并(1,2,3-cd)芘 | 94 | 102 | 101 | 100 | 92 | 99 | 98 | 4.1% |
二苯并(ah)蒽 | 84 | 85 | 92 | 108 | 103 | 100 | 95 | 10.4% |
苯并(ghi)苝 | 84 | 84 | 86 | 102 | 104 | 91 | 92 | 9.8% |