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基于QuEChERS-气相色谱三重四级杆串联质谱内标法测定结球甘蓝中30种农药残留的不确定度评定

汤逸飞 屠雨晨 黄芳 陈欣慰 张国平

汤逸飞,屠雨晨,黄芳,等. 基于QuEChERS-气相色谱三重四级杆串联质谱内标法测定结球甘蓝中30种农药残留的不确定度评定[J]. 计量科学与技术,2022, 66(2): 25-32, 8 doi: 10.12338/j.issn.2096-9015.2020.0395
引用本文: 汤逸飞,屠雨晨,黄芳,等. 基于QuEChERS-气相色谱三重四级杆串联质谱内标法测定结球甘蓝中30种农药残留的不确定度评定[J]. 计量科学与技术,2022, 66(2): 25-32, 8 doi: 10.12338/j.issn.2096-9015.2020.0395
TANG Yifei, TU Yuchen, HUANG Fang, CHEN Xinwei, ZHANG Guoping. Uncertainty Evaluation for Measurements of 30 Pesticide Residues in Brassica oleracea by a QuEChERS-Gas Chromatography-Tandem Mass Spectrometry Method[J]. Metrology Science and Technology, 2022, 66(2): 25-32. doi: 10.12338/j.issn.2096-9015.2020.0395
Citation: TANG Yifei, TU Yuchen, HUANG Fang, CHEN Xinwei, ZHANG Guoping. Uncertainty Evaluation for Measurements of 30 Pesticide Residues in Brassica oleracea by a QuEChERS-Gas Chromatography-Tandem Mass Spectrometry Method[J]. Metrology Science and Technology, 2022, 66(2): 25-32. doi: 10.12338/j.issn.2096-9015.2020.0395

基于QuEChERS-气相色谱三重四级杆串联质谱内标法测定结球甘蓝中30种农药残留的不确定度评定

doi: 10.12338/j.issn.2096-9015.2020.0395
基金项目: 嘉兴市农业综合检验检测中心运行经费(072013001);嘉兴市公益性研究计划项目(2021AY10082)。
详细信息
    作者简介:

    汤逸飞(1989-),嘉兴市农业综合检验检测中心农艺师,研究方向:农产品质量安全检测,邮箱:yifeizjjx@qq.com

    通讯作者:

    张国平(1966-),嘉兴市农业综合检验检测中心高级农艺师,研究方向:农产品质量安全检测,邮箱:393721573@qq.com

Uncertainty Evaluation for Measurements of 30 Pesticide Residues in Brassica oleracea by a QuEChERS-Gas Chromatography-Tandem Mass Spectrometry Method

  • 摘要: 对结球甘蓝中30种农药残留同时测定的QuEChERS-气相色谱三重四级杆串联质谱法进行不确定度评定。结果表明,30种农药在50~250 μg/L的范围内线性关系良好,回归方程相关系数在0.9966~0.9994之间,样品平均回收率在77.46%~114.92%之间,得到30种农药残留在0.05~0.25 mg/kg范围测量结果的扩展不确定度为±0.0098~±0.0606 mg/kg,为结球甘蓝最大残留量临界点附近的结果判定提供了理论依据。
  • 表  1  农药标准物质配制中所用玻璃量器和可调移液器引入的不确定度

    Table  1.   Uncertainty associated with glassware and pipette in the process of mixed pesticide reference materials

    组别量具容量允差[6,7]标准不确定度Urel(V)标准不确定度Urel(T)
    1200 μL可调移液器(5次)±1.5%0.03060.0797
    21000 μL可调移液器(2次)±1.0%0.008160.00637
    310 mL容量瓶A级(3次)±0.2%0.002450.000956
    下载: 导出CSV

    表  2  农药标准工作液配置中所用玻璃量器和可调移液器引入的不确定度

    Table  2.   Uncertainty associated with glassware and pipette in the process of standard work-solution

    组别体积量量具容量允差[6,7]标准不确定度Urel(V)标准不确定度Urel(T)
    150 μL100 μL可调移液器(1次)±3%0.01220.0637
    2100 μL100 μL可调移液器(1次)±2%0.008160.0319
    3150 μL200 μL可调移液器(1次)±2%0.008160.0212
    4200 μL200 μL可调移液器(2次)±1.5%0.006120.0159
    550 μL100 μL可调移液器(1次)±3%0.01220.0637
    610 mL10 mL容量瓶A级(5次)±0.2%0.004080.0159
    下载: 导出CSV

    表  3  30种农药在结球甘蓝基质中的质量分析参数和线性回归方程

    Table  3.   Quality analysis parameters and linear regression equations of 30 pesticides in B. oleracea

    编号农药名称化学式CAS NO.标准物质
    原浓度μg/mL
    相对保
    留时间
    峰形定量
    离子对
    定性
    离子对
    线性回归方程
    Y=a·X+b
    r2
    1灭线磷C8H19O2PS213194-48-4999.50.74s322.0/294.0322.0/202.0Y=4.0336X-0.34740.9978
    2治螟磷C8H20O5P2S23689-24-510000.78s157.8/97.0157.8/114.0Y=3.6647X-0.33000.9986
    3特丁硫磷C9H21O2PS313071-79-91000.40.78
    0.85
    ss231.0/128.9231.0/174.9Y=3.6553X-0.14570.9981
    4α-六六六C6H6Cl6319-84-610000.79s218.9/182.9218.9/144.9Y=7.2987X-0.04080.9990
    5乐果C5H12NO3PS260-51-510000.81s86.9/47.0125.0/79.0Y=3.9660X-0.38980.9991
    6β-六六六C6H6Cl6319-85-710000.82s218.9/182.9218.9/144.9Y=11.390X-0.20150.9994
    7γ-六六六C6H6Cl658-89-9999.60.83s218.9/182.9218.9/144.9Y=11.646X-0.20920.9991
    8嘧霉胺C12H13N353112-28-01000.10.84s198.0/183.1198.0/118.0Y=8.7587X-0.14870.9985
    9二嗪磷C12H21N2O3PS333-41-510000.85s137.1/64.0137.1/54.0Y=6.1515X-0.44850.9990
    10δ-六六六C6H6Cl6319-86-8999.60.86s218.9/182.9218.9/144.9Y=10.834X-0.03350.9990
    11乙烯菌核利C12H9Cl2NO350471-44-81000.30.90s285.0/212.0285.0/178.0Y=2.5305X-0.05550.9988
    12甲霜灵C15H21NO457837-19-11001.30.92s234.0/146.1220.0/192.1Y=4.0273X-0.10460.9990
    13倍硫磷C10H15O3PS255-38-9998.60.96
    1.11
    ss278.0/109.0278.0/169.0Y=3.1731X-0.33450.9981
    14毒死蜱C9H11Cl3NO3PS2921-88-21000.10.96s313.9/257.9313.9/285.9Y=7.1595X-0.90220.9991
    15三氯杀螨醇C14H9Cl5O115-32-21000.90.96s250.4/139.0138.5/111.1Y=3.9511X-0.33350.9993
    16三唑酮C14H16ClN3O343121-43-31001.70.96s208.1/181.0208.1/111.0Y=6.3477X-0.57370.9989
    环氧七氯BC10H5Cl7O1024-57-3100.21.00s352.8/316.9352.8/262.9
    17腐霉利C13H11Cl2NO232809-16-81001.61.02s283.1/96.0283.1/66.0Y=8.1053X-0.13850.9990
    18丙溴磷C11H15BrClO3PS41198-08-71000.81.06s207.9/63.0338.8/268.7Y=3.4557X-0.30290.9985
    19腈菌唑C15H17ClN488671-89-010031.08s179.2/125.1179.2/90.0Y=17.868X-1.38150.9986
    20p,p’-滴滴伊C14H8Cl472-55-9999.61.08s246.0/176.0246.0/211.0Y=3.1806X-0.09700.9989
    21噁霜灵C14H18N2O477732-09-310001.12s163.1/132.1163.1/117.1Y=11.114X-0.70190.9988
    22丙环唑C15H17Cl2N3O260207-90-1999.71.15
    1.16
    ss172.7/74.0172.7/145.0Y=14.550X-0.43160.9989
    23p,p’-滴滴涕C14H9Cl550-29-3999.71.16s235.0/165.0235.0/199.0Y=0.8983X-0.00170.9988
    24甲氰菊酯C22H23NO339515-41-81000.21.22s264.9/210.0207.9/181.0Y=3.8120X-0.76190.9983
    25高效
    氯氟氰菊酯
    C23H19ClF3NO391465-08-61000.41.26
    1.27
    ss196.9/161.0196.9/141.0Y=3.3438X-0.68180.9991
    26氯菊酯C21H20Cl2O352645-53-11000.21.31
    1.32
    ss183.1/168.1183.1/165.1Y=7.9767X-0.79580.9990
    27蝇毒磷C14H16ClNO5PS56-72-41000.21.33s210.0/182.0361.9/109.0Y=3.3130X-0.66360.9980
    28氟氯氰菊酯C22H18Cl2FNO368359-37-51003.81.36m199.1/170.1226.1/206.1Y=1.6943X-0.26980.9988
    29氰戊菊酯C25H22ClNO351630-58-11000.81.43
    1.44
    ss167..0/125.1224.9/119.0Y=6.4967X-1.68110.9966
    30溴氰菊酯C22H19Br2NO352918-63-510001.46ss250.7/172.0252.9/93.0Y=1.0216X-0.16860.9976
    注:s表示1个单峰,ss表示2个单峰,m表示多重峰。
    下载: 导出CSV

    表  4  结球甘蓝中30种农药允许误差Urel(cal)

    Table  4.   The Urel(cal) values of 30 pesticides in B. oleracea

    编号项目
    农药名称
    $ {\bar X}_{0} $XiYiUrel(cal)
    X1X2X3X4X5Y1Y2Y3Y4Y5
    1灭线磷1.21010.48100.97501.49152.02702.50201.63553.59265.65957.79529.68720.0164
    2治螟磷1.16740.49200.96471.48652.03452.50351.51653.21775.11177.09448.78990.0169
    3特丁硫磷1.2510.48400.97301.50502.04052.48351.58363.36895.32907.29538.92260.0036
    4α-六六六1.05430.49950.98501.50052.03352.48253.53937.090010.877114.775518.05950.0003
    5乐果1.66980.47950.96601.52551.99102.51651.57043.46605.65577.47719.52740.0147
    6β-六六六1.31620.49700.97871.50252.03102.48705.360810.854516.853322.889028.09820.0023
    7γ-六六六1.20190.50100.97931.50102.01802.49705.511511.094517.207123.245828.84960.0028
    8嘧霉胺1.32430.48450.98771.50802.03452.47804.02198.430313.014317.642421.53330.0016
    9二嗪磷1.28810.48650.97301.49702.03152.49552.59555.54728.744312.003614.82930.0167
    10δ-六六六1.26360.50250.98031.50752.03252.48055.320610.504316.248621.952826.81770.0002
    11乙烯菌核利1.30510.49150.98031.50002.03802.48301.16092.39973.72325.09066.22120.0008
    12甲霜灵1.35250.49150.97901.50252.02452.49301.83113.79375.91928.02889.92460.0017
    13倍硫磷1.84670.48300.96471.49202.03902.49801.25002.74654.39886.10867.54000.0125
    14毒死蜱1.35170.48650.96071.48452.01752.52152.72246.03899.729913.473117.00720.0534
    15三氯杀螨醇1.38790.49050.97331.49501.99602.52401.64573.52345.56617.52359.58380.0131
    16三唑酮1.30010.48500.96701.50052.02652.50102.58285.59578.944012.239715.21010.0258
    17腐霉利1.33360.49850.97631.50602.02952.48703.81587.692212.014316.278019.99950.0016
    18丙溴磷1.44670.48200.96171.51402.03802.48801.39903.03024.92226.71058.24480.0119
    19腈菌唑1.33810.47450.97671.50852.02952.49057.263216.090725.524134.745242.88760.0523
    20p,p’-滴滴伊1.29190.51300.97831.47002.01202.51851.51092.98414.54346.26517.87260.0020
    21噁霜灵1.30190.48900.97231.50252.02952.49354.802110.109915.972121.783026.88850.0226
    22丙环唑1.35320.49500.96671.52702.00802.49856.599313.466321.668628.712835.87690.0077
    23p,p’-滴滴涕1.26790.49350.98071.51502.06302.45400.44130.88611.37321.87232.22870
    24甲氰菊酯1.34350.47400.94831.47152.01752.53951.19422.93214.86686.87838.80180.0705
    25高效氯氟氰菊酯1.33140.47350.95171.46952.00352.55001.03452.57274.25155.97577.73870.0649
    26氯菊酯1.3630.47550.98231.48102.01702.51353.11487.082511.013415.223419.12600.0373
    27蝇毒磷1.45270.46600.95301.50051.96802.56051.00712.56014.31875.81787.71480.0567
    28氟氯氰菊酯1.32010.47350.96301.48202.00902.53100.58551.38932.24723.11663.97710.0203
    29氰戊菊酯1.31650.48000.93101.46751.97202.58702.25085.864510.281114.359119.31090.0428
    30溴氰菊酯1.20090.48600.95601.48151.97752.55850.36330.83461.36621.86582.45080.0132
    下载: 导出CSV

    表  5  样品提取和净化中所用玻璃量器和可调移液器引入的不确定度

    Table  5.   Uncertainty associated with glassware and pipette in the process of extraction and purification

    组别体积量量具参考容量允差[6,7]标准不确定度Urel(V)标准不确定度Urel(T)
    1100 mL100 mL移液器(1次)±0.6%0.00003160.00245
    23 mL5 mL可调移液器(2次)±0.5%0.002110.00408
    31 mL5 mL刻度试管(1次)±2%0.003190.00816
    下载: 导出CSV

    表  6  结球甘蓝中30种农药添加测定回收率结果

    Table  6.   The determination P % results of 30 pesticides in B. oleracea

    编号添加水平
    农药名称
    回收率P %Urel(rpt)
    0.05 mg/kg0.1 mg/kg0.15 mg/kg0.2 mg/kg0.25 mg/kg$ {\bar p} $
    1灭线磷88.2092.2089.9085.5080.0778.0782.6582.5575.3275.4482.410.0216
    2治螟磷90.2092.6086.0081.3081.9381.0780.4579.5569.3668.3280.790.0289
    3特丁硫磷94.8094.4091.4086.3082.5379.6085.4585.7579.0078.2482.870.0248
    4α-六六六71.4069.6080.6072.4073.7370.2073.7074.0564.6863.0877.460.0315
    5乐果109.40119.80116.90108.00109.20105.53110.50108.75115.68112.20105.720.0217
    6β-六六六95.6095.6096.8090.0081.3377.4791.2589.2587.4086.4486.670.0235
    7γ-六六六82.4081.0089.4081.6079.7376.1384.0083.2076.7675.6480.440.0158
    8嘧霉胺94.0098.4095.3088.3081.2078.2791.7590.2588.1288.4087.700.0218
    9二嗪磷94.8095.8093.0087.4084.2779.5389.3087.1084.1281.4485.600.0209
    10δ-六六六90.4087.6092.4084.3078.5376.1387.7086.7584.4082.4083.390.0192
    11乙烯菌核利96.0093.4092.0084.8081.0780.1388.2588.7588.4486.6887.540.0175
    12甲霜灵104.20104.20103.7093.7087.0783.8787.9087.5089.6087.8890.760.0276
    13倍硫磷117.20120.40125.90120.00116.00110.93126.95126.35128.52125.48114.920.0242
    14毒死蜱92.60100.4092.9087.9085.5383.2092.4092.1091.2089.7289.590.0163
    15三氯杀螨醇98.0094.8096.5090.7088.4081.6794.1595.2095.0093.2090.230.0182
    16三唑酮94.2096.2094.5087.5079.5377.8088.5088.2587.4085.9687.120.0210
    17腐霉利99.8098.2094.9087.7083.0779.9389.7589.1591.2888.6090.130.0206
    18丙溴磷100.20105.8096.7090.7089.4090.2099.8598.4099.2896.8893.990.0191
    19腈菌唑100.60102.2098.7092.6081.6078.6089.9589.5590.3688.0887.520.0296
    20p,p’-滴滴伊88.2082.0095.7088.0085.0071.5389.3090.2588.2883.4083.870.0245
    21噁霜灵101.40100.80100.0092.6084.8782.0082.2081.0587.1285.4489.030.0279
    22丙环唑105.20103.6098.0094.0082.3378.8091.0091.3591.2888.8889.280.0302
    23p,p’-滴滴涕71.0077.2089.8081.4079.6775.8089.4586.5586.6488.3281.300.0246
    24甲氰菊酯91.6096.6091.2086.2081.2080.0790.1090.5095.0892.4889.870.0183
    25高效氯氟氰菊酯92.2099.6089.0085.0080.5378.0789.7587.6593.8093.7287.540.0228
    26氯菊酯85.6091.6090.8086.1084.3379.3393.2592.6597.2894.8087.260.0208
    27蝇毒磷94.80102.80106.0096.2088.8086.6797.1096.00101.1299.8093.780.0218
    28氟氯氰菊酯97.60100.0092.0087.3078.9379.2787.9085.4092.0891.1686.470.0260
    29氰戊菊酯93.4099.2086.3082.3076.2074.4786.6086.2596.3295.6485.490.0308
    30溴氰菊酯85.4086.4086.8077.1070.1372.1380.1076.4085.9283.9680.810.0231
    下载: 导出CSV

    表  7  结球甘蓝中30种农药残留的合成不确定度

    Table  7.   The statistics on the relative standard uncertainty of 30 pesticides in B. oleracea

    编号来源农药名称标准储备液
    配制Urel(C)
    标准工作溶液配
    制和测定Urel(S)
    样品前处
    Urel(R)
    分析仪器测
    Urel(E)
    合成不确定
    Urel(Z)
    1灭线磷8.73%1.95%2.39%3.95%10.07%
    2治螟磷8.73%2.00%3.07%3.95%10.26%
    3特丁硫磷8.73%1.12%2.68%3.95%10.01%
    4α-六六六8.73%1.06%3.31%3.95%10.19%
    5乐果8.73%1.81%2.40%3.95%10.04%
    6β-六六六8.73%1.08%2.56%3.95%9.98%
    7γ-六六六8.73%1.10%1.88%3.95%9.83%
    8嘧霉胺8.73%1.07%2.41%3.95%9.94%
    9二嗪磷8.73%1.98%2.33%3.95%10.06%
    10δ-六六六8.73%1.06%2.18%3.95%9.88%
    11乙烯菌核利8.73%1.06%2.03%3.95%9.85%
    12甲霜灵8.73%1.07%2.94%3.95%10.08%
    13倍硫磷8.73%1.64%2.63%3.95%10.03%
    14毒死蜱8.73%5.44%1.92%3.95%11.18%
    15三氯杀螨醇8.73%1.69%2.09%3.95%9.95%
    16三唑酮8.73%2.79%2.34%3.95%10.25%
    17腐霉利8.73%1.07%2.30%3.95%9.91%
    18丙溴磷8.73%1.59%2.17%3.95%9.95%
    19腈菌唑8.73%5.34%3.13%3.95%11.41%
    20p,p’-滴滴伊8.73%1.08%2.66%3.95%10.00%
    21噁霜灵8.73%2.49%2.97%3.95%10.29%
    22丙环唑8.73%1.31%3.19%3.95%10.18%
    23p,p’-滴滴涕8.73%1.06%2.66%3.95%10.00%
    24甲氰菊酯8.73%7.13%2.10%3.95%12.13%
    25高效氯氟氰菊酯8.73%6.58%2.50%3.95%11.89%
    26氯菊酯8.73%3.88%2.32%3.95%10.59%
    27蝇毒磷8.73%5.76%2.41%3.95%11.44%
    28氟氯氰菊酯8.73%2.29%2.79%3.95%10.24%
    29氰戊菊酯8.73%4.41%3.25%3.95%11.04%
    30溴氰菊酯8.73%1.69%2.53%3.95%10.05%
    下载: 导出CSV

    表  8  结球甘蓝中30种农药残留的扩展不确定度

    Table  8.   The relative standard expanded uncertainty of 30 pesticides in B. oleracea

    编号类别
    农药名称
    U
    0.05 mg/kg0.1 mg/kg0.15 mg/kg0.2 mg/kg0.25 mg/kg
    1灭线磷±0.0101±0.0201±0.0302±0.0403±0.0503
    2治螟磷±0.0103±0.0205±0.0308±0.0410±0.0513
    3特丁硫磷±0.0100±0.0200±0.0300±0.0401±0.0501
    4α-六六六±0.0102±0.0204±0.0306±0.0408±0.0510
    5乐果±0.0100±0.0201±0.0301±0.0402±0.0502
    6β-六六六±0.0100±0.0200±0.0299±0.0399±0.0499
    7γ-六六六±0.0098±0.0197±0.0295±0.0393±0.0491
    8嘧霉胺±0.0099±0.0199±0.0298±0.0398±0.0497
    9二嗪磷±0.0101±0.0201±0.0302±0.0402±0.0503
    10δ-六六六±0.0099±0.0198±0.0297±0.0395±0.0494
    11乙烯菌核利±0.0099±0.0197±0.0296±0.0394±0.0493
    12甲霜灵±0.0101±0.0202±0.0302±0.0403±0.0504
    13倍硫磷±0.0100±0.0201±0.0301±0.0401±0.0501
    14毒死蜱±0.0112±0.0224±0.0336±0.0447±0.0559
    15三氯杀螨醇±0.0100±0.0199±0.0299±0.0398±0.0498
    16三唑酮±0.0103±0.0205±0.0308±0.0410±0.0513
    17腐霉利±0.0099±0.0198±0.0297±0.0396±0.0496
    18丙溴磷±0.0100±0.0199±0.0299±0.0398±0.0498
    19腈菌唑±0.0114±0.0228±0.0342±0.0456±0.0570
    20p,p’-滴滴伊±0.0100±0.0200±0.0300±0.0400±0.0500
    21噁霜灵±0.0103±0.0206±0.0309±0.0412±0.0515
    22丙环唑±0.0102±0.0204±0.0306±0.0407±0.0509
    23p,p’-滴滴涕±0.0100±0.0200±0.0300±0.0400±0.0500
    24甲氰菊酯±0.0121±0.0243±0.0364±0.0485±0.0606
    25高效氯氟氰菊酯±0.0119±0.0238±0.0357±0.0476±0.0594
    26氯菊酯±0.0106±0.0212±0.0318±0.0424±0.0530
    27蝇毒磷±0.0114±0.0229±0.0343±0.0457±0.0572
    28氟氯氰菊酯±0.0102±0.0205±0.0307±0.0410±0.0512
    29氰戊菊酯±0.0110±0.0221±0.0331±0.0441±0.0552
    30溴氰菊酯±0.0101±0.0201±0.0302±0.0402±0.0503
    下载: 导出CSV
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  • 网络出版日期:  2021-12-14
  • 刊出日期:  2022-02-18

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