色谱 ›› 2022, Vol. 40 ›› Issue (5): 477-487.DOI: 10.3724/SP.J.1123.2021.12002
穆应花1,2, 邢家溧2,*(), 沈坚2, 应璐2, 毛玲燕2, 徐晓蓉2, 娄永江1,*(), 吴希1
收稿日期:
2021-12-03
出版日期:
2022-05-08
发布日期:
2022-04-28
通讯作者:
邢家溧,娄永江
基金资助:
MU Yinghua1,2, XING Jiali2,*(), SHEN Jian2, YING Lu2, MAO Lingyan2, XU Xiaorong2, LOU Yongjiang1,*(), WU Xi1
Received:
2021-12-03
Online:
2022-05-08
Published:
2022-04-28
Contact:
XING Jiali, LOU Yongjiang
Supported by:
摘要:
大量含氯农药、次氯酸消毒水以及水产品杀虫剂和杀菌剂的广泛使用,使鱼类容易受到氯酚类化合物的污染,因而建立鱼肉中氯酚类化合物的检测方法十分重要。建立了QuEChERS结合气相色谱-质谱法同时检测鱼肉中19种氯酚类化合物的分析方法。19种氯酚类化合物选用DB-5MS毛细管色谱柱(30 m×0.25 mm×0.25 μm),载气流速1 mL/min进行分离,可以得到很好的峰形。前处理采用改良的QuEChERS方法,通过对提取剂的种类和剂量、净化剂的种类和剂量,以及衍生条件中的衍生温度、衍生时间和衍生剂用量等进行优化,确定最优的前处理方法。选择10 mL乙酸乙酯作为提取剂,500 mg的C18作为净化剂,加入3 g氯化钠和5 g无水硫酸镁,过0.22 μm的有机滤膜,加入50 μL的硅烷化衍生剂在45 ℃条件下衍生30 min,用EI源测定,选择离子监测模式,以外标法定量。19种氯酚类化合物在0.4~10 μg/L范围内具有良好的线性关系,相关系数R2大于0.998,方法定量限为0.04~0.16 μg/kg。空白基质不同加标水平的回收率为70.6%~115.0%,相对标准偏差为2.6%~10.5%。将建立的方法应用于实际样品的检测分析,结果显示,各种鱼肉中均有不同程度的氯酚类化合物检出,其中,黄花鱼检出的氯酚类化合物总量最大,为8.74 μg/kg;其次为鲫鱼7.59 μg/kg;米鱼的检出量最少,为1.59 μg/kg。所建立的方法简化了样品的前处理步骤,操作简单,方法灵敏度高、重复性好,可满足鱼肉中19种氯酚类化合物的高通量检测要求,能显著提高氯酚类化合物的检测效率。
中图分类号:
穆应花, 邢家溧, 沈坚, 应璐, 毛玲燕, 徐晓蓉, 娄永江, 吴希. QuEChERS-气相色谱-质谱法检测鱼肉中19种氯酚类化合物[J]. 色谱, 2022, 40(5): 477-487.
MU Yinghua, XING Jiali, SHEN Jian, YING Lu, MAO Lingyan, XU Xiaorong, LOU Yongjiang, WU Xi. Determination of 19 chlorophenols in fish by QuEChERS-gas chromatography-mass spectrometry[J]. Chinese Journal of Chromatography, 2022, 40(5): 477-487.
Chlorophenol | Retention time/min | Quantitation ion (m/z) | Identification ions (m/z) |
---|---|---|---|
2-Chlorophenol (2-CP) | 8.04 | 185 | 185, 187, 200 |
3-Chlorophenol (3-CP) | 8.29 | 185 | 185, 187, 200 |
4-Chlorophenol (4-CP) | 8.16 | 185 | 185, 187, 200 |
2,5-Dichlorophenol (2,5-DCP) | 10.50 | 219 | 93, 219, 234 |
2,6-Dichlorophenol (2,6-DCP) | 10.54 | 219 | 93, 219, 234 |
3,5-Dichlorophenol (3,5-DCP) | 10.55 | 219 | 93, 219, 234 |
2,4-Dichlorophenol (2,4-DCP) | 10.80 | 219 | 93, 219, 234 |
2,3-Dichlorophenol (2,3-DCP) | 11.21 | 219 | 93, 219, 234 |
3,4-Dichlorophenol (3,4-DCP) | 11.39 | 219 | 93, 219, 234 |
2,4,6-Trichlorophenol (2,4,6-TrCP) | 12.75 | 253 | 253, 255, 268 |
2,3,5-Trichlorophenol (2,3,5-TrCP) | 13.05 | 253 | 253, 255, 268 |
2,4,5-Trichlorophenol (2,4,5-TrCP) | 13.16 | 253 | 253, 255, 268 |
2,3,6-Trichlorophenol (2,3,6-TrCP) | 13.34 | 253 | 253, 255, 268 |
3,4,5-Trichlorophenol (3,4,5-TrCP) | 13.80 | 253 | 253, 255, 268 |
2,3,4-Trichlorophenol (2,3,4-TrCP) | 14.18 | 253 | 253, 255, 268 |
2,3,5,6-Tetrachlorophenol (2,3,5,6-TeCP) | 16.10 | 289 | 287, 289, 304 |
2,3,4,6-Tetrachlorophenol (2,3,4,6-TeCP) | 16.32 | 289 | 287, 289, 304 |
2,3,4,5-Tetrachlorophenol (2,3,4,5-TeCP) | 16.83 | 289 | 287, 289, 304 |
Pentachlorophenol (PCP) | 20.62 | 323 | 321, 323, 325, 338 |
表1 19种CPs的保留时间、定量、定性离子
Table 1 Retention times, quantitation ions and identification ions of the 19 chlorophenols (CPs)
Chlorophenol | Retention time/min | Quantitation ion (m/z) | Identification ions (m/z) |
---|---|---|---|
2-Chlorophenol (2-CP) | 8.04 | 185 | 185, 187, 200 |
3-Chlorophenol (3-CP) | 8.29 | 185 | 185, 187, 200 |
4-Chlorophenol (4-CP) | 8.16 | 185 | 185, 187, 200 |
2,5-Dichlorophenol (2,5-DCP) | 10.50 | 219 | 93, 219, 234 |
2,6-Dichlorophenol (2,6-DCP) | 10.54 | 219 | 93, 219, 234 |
3,5-Dichlorophenol (3,5-DCP) | 10.55 | 219 | 93, 219, 234 |
2,4-Dichlorophenol (2,4-DCP) | 10.80 | 219 | 93, 219, 234 |
2,3-Dichlorophenol (2,3-DCP) | 11.21 | 219 | 93, 219, 234 |
3,4-Dichlorophenol (3,4-DCP) | 11.39 | 219 | 93, 219, 234 |
2,4,6-Trichlorophenol (2,4,6-TrCP) | 12.75 | 253 | 253, 255, 268 |
2,3,5-Trichlorophenol (2,3,5-TrCP) | 13.05 | 253 | 253, 255, 268 |
2,4,5-Trichlorophenol (2,4,5-TrCP) | 13.16 | 253 | 253, 255, 268 |
2,3,6-Trichlorophenol (2,3,6-TrCP) | 13.34 | 253 | 253, 255, 268 |
3,4,5-Trichlorophenol (3,4,5-TrCP) | 13.80 | 253 | 253, 255, 268 |
2,3,4-Trichlorophenol (2,3,4-TrCP) | 14.18 | 253 | 253, 255, 268 |
2,3,5,6-Tetrachlorophenol (2,3,5,6-TeCP) | 16.10 | 289 | 287, 289, 304 |
2,3,4,6-Tetrachlorophenol (2,3,4,6-TeCP) | 16.32 | 289 | 287, 289, 304 |
2,3,4,5-Tetrachlorophenol (2,3,4,5-TeCP) | 16.83 | 289 | 287, 289, 304 |
Pentachlorophenol (PCP) | 20.62 | 323 | 321, 323, 325, 338 |
图1 19种CPs的总离子流色谱图
Fig. 1 Total ion chromatogram of the 19 CPs 1. 2-CP; 2. 3-CP; 3. 4-CP; 4. 2,5-DCP; 5-6. 2,6-DCP+3,5-DCP; 7. 2,4-DCP; 8. 2,3-DCP; 9. 3,4-DCP; 10. 2,4,6-TrCP; 11. 2,3,5-TrCP; 12. 2,4,5-TrCP; 13. 2,3,6-TrCP; 14. 3,4,5-TrCP; 15. 2,3,4-TrCP; 16. 2,3,5,6-TeCP; 17. 2,3,4,6-TeCP; 18. 2,3,4,5-TeCP; 19. PCP.
Chlorophenol | Average recoveries/% | |||
---|---|---|---|---|
AL-N | PSA | C18 | GCB | |
2-CP | 98.7 | 81.6 | 92.5 | 85.7 |
3-CP | 106.0 | 101.0 | 102.0 | 102.0 |
4-CP | 87.2 | 79.8 | 82.8 | 77.3 |
2,5-DCP | 76.4 | 82.5 | 89.4 | 68.2 |
2,6-DCP+3,5-DCP | 76.4 | 76.9 | 99.8 | 68.2 |
2,4-DCP | 98.7 | 101.0 | 108.0 | 109.7 |
2,3-DCP | 66.2 | 93.4 | 86.7 | 69.3 |
3,4-DCP | 101.3 | 83.4 | 89.0 | 92.4 |
2,4,6-TrCP | 56.8 | 64.3 | 83.5 | 58.7 |
2,3,5-TrCP | 53.7 | 81.4 | 89.4 | 88.3 |
2,4,5-TrCP | 64.3 | 82.7 | 82.0 | 51.3 |
2,3,6-TrCP | 96.3 | 72.1 | 90.2 | 101.0 |
3,4,5-TrCP | 95.3 | 101.0 | 103.5 | 89.2 |
2,3,4-TrCP | 94.2 | 68.9 | 99.3 | 90.2 |
2,3,5,6-TeCP | 101.9 | 103.0 | 106.7 | 94.4 |
2,3,4,6-TeCP | 91.4 | 71.1 | 86.0 | 88.4 |
2,3,4,5-TeCP | 112.0 | 87.4 | 107.9 | 110.0 |
PCP | 58.0 | 60.5 | 69.8 | 57.8 |
表2 不同净化剂对19种CPs回收率的影响(n=6)
Table 2 Effect of different purifying agents on the
Chlorophenol | Average recoveries/% | |||
---|---|---|---|---|
AL-N | PSA | C18 | GCB | |
2-CP | 98.7 | 81.6 | 92.5 | 85.7 |
3-CP | 106.0 | 101.0 | 102.0 | 102.0 |
4-CP | 87.2 | 79.8 | 82.8 | 77.3 |
2,5-DCP | 76.4 | 82.5 | 89.4 | 68.2 |
2,6-DCP+3,5-DCP | 76.4 | 76.9 | 99.8 | 68.2 |
2,4-DCP | 98.7 | 101.0 | 108.0 | 109.7 |
2,3-DCP | 66.2 | 93.4 | 86.7 | 69.3 |
3,4-DCP | 101.3 | 83.4 | 89.0 | 92.4 |
2,4,6-TrCP | 56.8 | 64.3 | 83.5 | 58.7 |
2,3,5-TrCP | 53.7 | 81.4 | 89.4 | 88.3 |
2,4,5-TrCP | 64.3 | 82.7 | 82.0 | 51.3 |
2,3,6-TrCP | 96.3 | 72.1 | 90.2 | 101.0 |
3,4,5-TrCP | 95.3 | 101.0 | 103.5 | 89.2 |
2,3,4-TrCP | 94.2 | 68.9 | 99.3 | 90.2 |
2,3,5,6-TeCP | 101.9 | 103.0 | 106.7 | 94.4 |
2,3,4,6-TeCP | 91.4 | 71.1 | 86.0 | 88.4 |
2,3,4,5-TeCP | 112.0 | 87.4 | 107.9 | 110.0 |
PCP | 58.0 | 60.5 | 69.8 | 57.8 |
Chlorophenol | Average recoveries/% | ||||
---|---|---|---|---|---|
30 μL | 40 μL | 50 μL | 60 μL | 70 μL | |
2-CP | 80.7 | 87.1 | 86.5 | 87.0 | 85.0 |
3-CP | 92.2 | 100.7 | 101.0 | 99.5 | 97.8 |
4-CP | 72.4 | 82.6 | 81.5 | 82.0 | 80.0 |
2,6-DCP+3,5-DCP | 84.5 | 91.4 | 90.3 | 89.0 | 86.5 |
2,5-DCP | 89.7 | 101.0 | 102.0 | 101.0 | 98.6 |
2,4-DCP | 99.1 | 102.0 | 103.0 | 101.0 | 98.4 |
2,3-DCP | 89.3 | 98.6 | 115.0 | 112.0 | 109.0 |
3,4-DCP | 83.7 | 96.4 | 112.0 | 109.0 | 105.0 |
2,6-DCP | 76.0 | 93.2 | 98.4 | 98.5 | 97.2 |
2,4,6-TrCP | 79.0 | 87.1 | 95.4 | 96.0 | 93.0 |
2,3,5-TrCP | 86.5 | 98.4 | 101.0 | 99.6 | 98.7 |
2,4,5-TrCP | 76.0 | 88.4 | 97.8 | 98.0 | 87.6 |
2,3,6-TrCP | 85.2 | 98.6 | 106.0 | 104.0 | 101.0 |
3,4,5-TrCP | 83.7 | 89.8 | 96.7 | 97.0 | 92.4 |
2,3,4-TrCP | 89.5 | 96.8 | 108.0 | 107.0 | 105.0 |
2,3,5,6-TeCP | 84.3 | 96.8 | 99.6 | 97.7 | 96.2 |
2,3,4,6-TeCP | 99.8 | 100.4 | 106.0 | 104.0 | 101.0 |
2,3,4,5-TeCP | 78.8 | 87.4 | 93.6 | 94.0 | 92.1 |
PCP | 62.3 | 65.4 | 68.9 | 68.7 | 67.6 |
表3 不同衍生剂体积对19种CPs回收率的影响(n=6)
Table 3 Effect of different volumes of derivative agent on
Chlorophenol | Average recoveries/% | ||||
---|---|---|---|---|---|
30 μL | 40 μL | 50 μL | 60 μL | 70 μL | |
2-CP | 80.7 | 87.1 | 86.5 | 87.0 | 85.0 |
3-CP | 92.2 | 100.7 | 101.0 | 99.5 | 97.8 |
4-CP | 72.4 | 82.6 | 81.5 | 82.0 | 80.0 |
2,6-DCP+3,5-DCP | 84.5 | 91.4 | 90.3 | 89.0 | 86.5 |
2,5-DCP | 89.7 | 101.0 | 102.0 | 101.0 | 98.6 |
2,4-DCP | 99.1 | 102.0 | 103.0 | 101.0 | 98.4 |
2,3-DCP | 89.3 | 98.6 | 115.0 | 112.0 | 109.0 |
3,4-DCP | 83.7 | 96.4 | 112.0 | 109.0 | 105.0 |
2,6-DCP | 76.0 | 93.2 | 98.4 | 98.5 | 97.2 |
2,4,6-TrCP | 79.0 | 87.1 | 95.4 | 96.0 | 93.0 |
2,3,5-TrCP | 86.5 | 98.4 | 101.0 | 99.6 | 98.7 |
2,4,5-TrCP | 76.0 | 88.4 | 97.8 | 98.0 | 87.6 |
2,3,6-TrCP | 85.2 | 98.6 | 106.0 | 104.0 | 101.0 |
3,4,5-TrCP | 83.7 | 89.8 | 96.7 | 97.0 | 92.4 |
2,3,4-TrCP | 89.5 | 96.8 | 108.0 | 107.0 | 105.0 |
2,3,5,6-TeCP | 84.3 | 96.8 | 99.6 | 97.7 | 96.2 |
2,3,4,6-TeCP | 99.8 | 100.4 | 106.0 | 104.0 | 101.0 |
2,3,4,5-TeCP | 78.8 | 87.4 | 93.6 | 94.0 | 92.1 |
PCP | 62.3 | 65.4 | 68.9 | 68.7 | 67.6 |
Chlorophenol | Linear range/(μg/L) | Linear equation | R2 | LOD/(μg/kg) | LOQ/(μg/kg) |
---|---|---|---|---|---|
2-CP | 0.4-10 | y=7.758×104x+1.023×104 | 0.9990 | 0.02 | 0.07 |
3-CP | 0.4-10 | y=1.549×105x+2.241×104 | 0.9990 | 0.05 | 0.15 |
4-CP | 0.4-10 | y=1.427×105x-9.968×103 | 0.9995 | 0.03 | 0.10 |
2,5-DCP | 0.4-10 | y=5.411×104x-6.486×102 | 0.9997 | 0.01 | 0.04 |
2,6-DCP+3,5-DCP | 0.4-10 | y=1.719×105x+3.156×104 | 0.9983 | 0.01 | 0.04 |
2,4-DCP | 0.4-10 | y=5.162×104x-2.254×103 | 0.9997 | 0.02 | 0.06 |
2,3-DCP | 0.4-10 | y=5.653×104x-4.791×103 | 0.9993 | 0.02 | 0.08 |
3,4-DCP | 0.4-10 | y=7.47×104x-3.027×102 | 0.9997 | 0.01 | 0.04 |
2,4,6-TrCP | 0.4-10 | y=3.203×104x-2.479×103 | 0.9996 | 0.04 | 0.14 |
2,3,5-TrCP | 0.4-10 | y=4.044×104x-4.319×103 | 0.9990 | 0.03 | 0.12 |
2,4,5-TrCP | 0.4-10 | y=3.232×104x+1.416×103 | 0.9992 | 0.04 | 0.14 |
2,3,6-TrCP | 0.4-10 | y=3.974×104x-3.531×103 | 0.9993 | 0.03 | 0.10 |
3,4,5-TrCP | 0.4-10 | y=4.474×104x-1.513×103 | 0.9998 | 0.01 | 0.04 |
2,3,4-TrCP | 0.4-10 | y=3.388×104x-4.986×102 | 0.9996 | 0.05 | 0.16 |
2,3,5,6-TeCP | 0.4-10 | y=2.850×104x-1.921×103 | 0.9993 | 0.04 | 0.12 |
2,3,4,6-TeCP | 0.4-10 | y=2.732×104x-2.681×103 | 0.9991 | 0.02 | 0.07 |
2,3,4,5-TeCP | 0.4-10 | y=2.845×104x-2.113×103 | 0.9992 | 0.04 | 0.15 |
PCP | 0.4-10 | y=1.361×104x-7.501×102 | 0.9991 | 0.05 | 0.16 |
表4 19种CPs的线性范围、线性方程、相关系数、检出限和定量限
Table 4 Linear ranges, linear equations, correlation coefficients (R2), limits of detection and limits of quantification of the 19 CPs
Chlorophenol | Linear range/(μg/L) | Linear equation | R2 | LOD/(μg/kg) | LOQ/(μg/kg) |
---|---|---|---|---|---|
2-CP | 0.4-10 | y=7.758×104x+1.023×104 | 0.9990 | 0.02 | 0.07 |
3-CP | 0.4-10 | y=1.549×105x+2.241×104 | 0.9990 | 0.05 | 0.15 |
4-CP | 0.4-10 | y=1.427×105x-9.968×103 | 0.9995 | 0.03 | 0.10 |
2,5-DCP | 0.4-10 | y=5.411×104x-6.486×102 | 0.9997 | 0.01 | 0.04 |
2,6-DCP+3,5-DCP | 0.4-10 | y=1.719×105x+3.156×104 | 0.9983 | 0.01 | 0.04 |
2,4-DCP | 0.4-10 | y=5.162×104x-2.254×103 | 0.9997 | 0.02 | 0.06 |
2,3-DCP | 0.4-10 | y=5.653×104x-4.791×103 | 0.9993 | 0.02 | 0.08 |
3,4-DCP | 0.4-10 | y=7.47×104x-3.027×102 | 0.9997 | 0.01 | 0.04 |
2,4,6-TrCP | 0.4-10 | y=3.203×104x-2.479×103 | 0.9996 | 0.04 | 0.14 |
2,3,5-TrCP | 0.4-10 | y=4.044×104x-4.319×103 | 0.9990 | 0.03 | 0.12 |
2,4,5-TrCP | 0.4-10 | y=3.232×104x+1.416×103 | 0.9992 | 0.04 | 0.14 |
2,3,6-TrCP | 0.4-10 | y=3.974×104x-3.531×103 | 0.9993 | 0.03 | 0.10 |
3,4,5-TrCP | 0.4-10 | y=4.474×104x-1.513×103 | 0.9998 | 0.01 | 0.04 |
2,3,4-TrCP | 0.4-10 | y=3.388×104x-4.986×102 | 0.9996 | 0.05 | 0.16 |
2,3,5,6-TeCP | 0.4-10 | y=2.850×104x-1.921×103 | 0.9993 | 0.04 | 0.12 |
2,3,4,6-TeCP | 0.4-10 | y=2.732×104x-2.681×103 | 0.9991 | 0.02 | 0.07 |
2,3,4,5-TeCP | 0.4-10 | y=2.845×104x-2.113×103 | 0.9992 | 0.04 | 0.15 |
PCP | 0.4-10 | y=1.361×104x-7.501×102 | 0.9991 | 0.05 | 0.16 |
Chlorophenol | Low level (0.16 μg/kg) | Medium level (0.32 μg/kg) | High level (1.6 μg/kg) | |||||
Recovery/% | RSD/% | Recovery/% | RSD/% | Recovery/% | RSD/% | |||
2-CP | 76.5 | 8.7 | 78.7 | 6.8 | 75.0 | 7.5 | ||
3-CP | 94.0 | 8.9 | 96.5 | 7.6 | 86.4 | 6.8 | ||
4-CP | 82.0 | 7.6 | 86.4 | 6.2 | 82.7 | 4.3 | ||
2,5-DCP | 93.0 | 6.8 | 97.0 | 5.7 | 107.0 | 7.6 | ||
2,6-DCP+3,5-DCP | 98.5 | 6.5 | 102.0 | 7.4 | 114.0 | 8.2 | ||
2,4-DCP | 109.0 | 9.4 | 103.0 | 10.5 | 97.0 | 7.3 | ||
2,3-DCP | 76.0 | 10.5 | 79.4 | 7.1 | 82.0 | 6.2 | ||
3,4-DCP | 102.0 | 5.5 | 96.0 | 4.2 | 98.5 | 4.7 | ||
2,4,6-TrCP | 79.0 | 7.5 | 82.0 | 3.5 | 83.0 | 5.6 | ||
2,3,5-TrCP | 96.5 | 3.5 | 98.0 | 6.2 | 95.0 | 5.2 | ||
2,4,5-TrCP | 97.2 | 3.6 | 94.6 | 4.5 | 103.8 | 4.3 | ||
2,3,6-TrCP | 80.4 | 2.6 | 88.7 | 2.8 | 94.2 | 7.4 | ||
3,4,5-TrCP | 93.6 | 6.2 | 95.7 | 3.6 | 102.0 | 3.4 | ||
2,3,4-TrCP | 96.5 | 8.3 | 84.2 | 3.2 | 88.7 | 4.6 | ||
2,3,5,6-TeCP | 79.6 | 5.4 | 76.5 | 4.3 | 86.0 | 6.6 | ||
2,3,4,6-TeCP | 89.6 | 4.2 | 87.5 | 5.4 | 95.1 | 6.1 | ||
2,3,4,5-TeCP | 102.0 | 7.1 | 103.0 | 7.3 | 115.0 | 2.9 | ||
PCP | 74.9 | 9.5 | 70.6 | 3.7 | 73.5 | 5.7 |
表5 19种CPs的加标回收率和相对标准偏差(n=6)
Table 54 Spiked recoveries and RSDs of the 19 CPs (n=6)
Chlorophenol | Low level (0.16 μg/kg) | Medium level (0.32 μg/kg) | High level (1.6 μg/kg) | |||||
Recovery/% | RSD/% | Recovery/% | RSD/% | Recovery/% | RSD/% | |||
2-CP | 76.5 | 8.7 | 78.7 | 6.8 | 75.0 | 7.5 | ||
3-CP | 94.0 | 8.9 | 96.5 | 7.6 | 86.4 | 6.8 | ||
4-CP | 82.0 | 7.6 | 86.4 | 6.2 | 82.7 | 4.3 | ||
2,5-DCP | 93.0 | 6.8 | 97.0 | 5.7 | 107.0 | 7.6 | ||
2,6-DCP+3,5-DCP | 98.5 | 6.5 | 102.0 | 7.4 | 114.0 | 8.2 | ||
2,4-DCP | 109.0 | 9.4 | 103.0 | 10.5 | 97.0 | 7.3 | ||
2,3-DCP | 76.0 | 10.5 | 79.4 | 7.1 | 82.0 | 6.2 | ||
3,4-DCP | 102.0 | 5.5 | 96.0 | 4.2 | 98.5 | 4.7 | ||
2,4,6-TrCP | 79.0 | 7.5 | 82.0 | 3.5 | 83.0 | 5.6 | ||
2,3,5-TrCP | 96.5 | 3.5 | 98.0 | 6.2 | 95.0 | 5.2 | ||
2,4,5-TrCP | 97.2 | 3.6 | 94.6 | 4.5 | 103.8 | 4.3 | ||
2,3,6-TrCP | 80.4 | 2.6 | 88.7 | 2.8 | 94.2 | 7.4 | ||
3,4,5-TrCP | 93.6 | 6.2 | 95.7 | 3.6 | 102.0 | 3.4 | ||
2,3,4-TrCP | 96.5 | 8.3 | 84.2 | 3.2 | 88.7 | 4.6 | ||
2,3,5,6-TeCP | 79.6 | 5.4 | 76.5 | 4.3 | 86.0 | 6.6 | ||
2,3,4,6-TeCP | 89.6 | 4.2 | 87.5 | 5.4 | 95.1 | 6.1 | ||
2,3,4,5-TeCP | 102.0 | 7.1 | 103.0 | 7.3 | 115.0 | 2.9 | ||
PCP | 74.9 | 9.5 | 70.6 | 3.7 | 73.5 | 5.7 |
Chlorophenol | Matrix effects/% | ||
---|---|---|---|
Hairtail | Corvina | Cyprinoid | |
2-CP | 16.8 | -5.7 | 7.4 |
3-CP | -7.5 | -6.3 | 11.7 |
4-CP | -11.9 | -13.2 | -7.5 |
2,5-DCP | 73.0 | 17.6 | 16.9 |
2,6-DCP+3,5-DCP | 34.8 | -21.2 | 1.8 |
2,4-DCP | 13.8 | -16.4 | 19.8 |
2,3-DCP | 26.4 | -70.0 | 34.5 |
3,4-DCP | 21.2 | 17.3 | 33.2 |
2,4,6-TrCP | 9.2 | -21.7 | 17.4 |
2,3,5-TrCP | -1.0 | -24.1 | 1.1 |
2,4,5-TrCP | 9.7 | -12.5 | 19.3 |
2,3,6-TrCP | 14.0 | -28.0 | 38.0 |
3,4,5-TrCP | -5.2 | -13.0 | 5.5 |
2,3,4-TrCP | 14.3 | -20.0 | 26.4 |
2,3,5,6-TeCP | 15.7 | -80.0 | -3.4 |
2,3,4,6-TeCP | -20.9 | -73.0 | -13.8 |
2,3,4,5-TeCP | 11.0 | -40.7 | 20.0 |
PCP | -27.3 | -37.6 | -28.4 |
表6 不同鱼类样品中19种CPs的基质效应
Table 6 Matrix effects of the 19 CPs in different fish samples
Chlorophenol | Matrix effects/% | ||
---|---|---|---|
Hairtail | Corvina | Cyprinoid | |
2-CP | 16.8 | -5.7 | 7.4 |
3-CP | -7.5 | -6.3 | 11.7 |
4-CP | -11.9 | -13.2 | -7.5 |
2,5-DCP | 73.0 | 17.6 | 16.9 |
2,6-DCP+3,5-DCP | 34.8 | -21.2 | 1.8 |
2,4-DCP | 13.8 | -16.4 | 19.8 |
2,3-DCP | 26.4 | -70.0 | 34.5 |
3,4-DCP | 21.2 | 17.3 | 33.2 |
2,4,6-TrCP | 9.2 | -21.7 | 17.4 |
2,3,5-TrCP | -1.0 | -24.1 | 1.1 |
2,4,5-TrCP | 9.7 | -12.5 | 19.3 |
2,3,6-TrCP | 14.0 | -28.0 | 38.0 |
3,4,5-TrCP | -5.2 | -13.0 | 5.5 |
2,3,4-TrCP | 14.3 | -20.0 | 26.4 |
2,3,5,6-TeCP | 15.7 | -80.0 | -3.4 |
2,3,4,6-TeCP | -20.9 | -73.0 | -13.8 |
2,3,4,5-TeCP | 11.0 | -40.7 | 20.0 |
PCP | -27.3 | -37.6 | -28.4 |
|
[1] | 赵芮, 黄晴雯, 余智颖, 韩铮, 范楷, 赵志辉, 聂冬霞. QuEChERS-超高效液相色谱-串联质谱法同时测定水果中36种真菌毒素[J]. 色谱, 2023, 41(9): 760-770. |
[2] | 李洁, 鞠香, 王艳丽, 田其燕, 梁秀清, 李海霞, 刘艳明. QuEChERS-在线凝胶渗透色谱-气相色谱-串联质谱法高通量筛查动物源性食品中的多农药残留[J]. 色谱, 2023, 41(7): 610-621. |
[3] | 童学智, 陈东洋, 冯家力, 范翔, 张昊, 杨胜园. QuEChERS-超高效液相色谱-串联质谱法快速测定水产品中5种卤代苯醌[J]. 色谱, 2023, 41(6): 490-496. |
[4] | 王亚婷, 杨阳, 孙秀兰, 纪剑. 基于气相色谱-质谱法的广泛靶向代谢组学方法开发[J]. 色谱, 2023, 41(6): 520-526. |
[5] | 吴瑛瑕, 牟燕, 刘佩珊, 张易天, 曾颖炫, 周枝凤. 气相色谱-质谱法测定大鼠肝脏中的39种脂肪酸[J]. 色谱, 2023, 41(5): 443-449. |
[6] | 陈佳, 刘玉龙, 徐斌, 刘勤, 谢剑炜. 顶空固相微萃取-气相色谱-质谱法快速筛查油性基质中化学武器公约相关化合物[J]. 色谱, 2023, 41(4): 348-358. |
[7] | 刘柏林, 赵紫微, 詹子悦, 戴雁羽, 丁刚, 谢继安, 许相川, 孔洪涛. 改进QuEChERS法结合超高效液相色谱-串联质谱法同时测定冷冻食品中7种季铵盐化合物[J]. 色谱, 2023, 41(3): 233-240. |
[8] | 吴丽娟, 杨丽莉, 胡恩宇, 王美飞, 杨超, 尹明明. 气相色谱-质谱法测定土壤中14种苯胺类和联苯胺类化合物[J]. 色谱, 2023, 41(12): 1127-1134. |
[9] | 宁霄, 金绍明, 李志远, 杨崇俊, 貌达, 曹进. 功能性老年乳粉中300种非法添加药物及其类似物的液相色谱-高分辨质谱分析[J]. 色谱, 2023, 41(11): 960-975. |
[10] | 章璐幸, 周征, 曹琳, 钱江. 基于自建数据库的超高效液相色谱-四极杆-飞行时间质谱法测定谷物中7种真菌毒素[J]. 色谱, 2023, 41(11): 1002-1009. |
[11] | 李康聪, 杨吉双, 李秀琴, 高燕, 张庆合. QuEChERS-气相色谱-四极杆飞行时间质谱筛查大米中有机磷阻燃剂残留[J]. 色谱, 2023, 41(11): 1021-1029. |
[12] | 冯军军, 姜海云, 王静, 景正义, 张帆, 谭天宇, 贺锋, 江利华, 李海芹, 常世敏, 李腾飞. QuEChERS-高效液相色谱-串联质谱法同时测定豆芽中40种植物生长调节剂、杀菌剂、杀虫剂和抗生素类药物残留[J]. 色谱, 2022, 40(9): 843-853. |
[13] | 胡国绅, 王红, 余可垚, 沈伟健, 侯燕, 季美泉, 朱一鸣, 田雯, 李锡东. 气相色谱-负化学源质谱法测定船舶压载水中4种三卤甲烷[J]. 色谱, 2022, 40(6): 584-589. |
[14] | 张权, 毕珊, 吴玉田, 李磊, 周贻兵, 刘利亚, 刘文政, 陈庆园, 周雪, 郭华. Sin-QuEChERS Nano净化柱结合气相色谱-串联质谱法快速筛查石斛中84种农药残留[J]. 色谱, 2022, 40(6): 565-575. |
[15] | 冯月超, 王建凤, 侯帆, 丁奇, 楚弘宇, 刘艳. QuEChERS结合超高效液相色谱-串联质谱法同时测定畜禽肉中44种食源性兴奋剂和6种孕激素[J]. 色谱, 2022, 40(5): 409-422. |
阅读次数 | ||||||
全文 |
|
|||||
摘要 |
|
|||||