气相色谱-质谱法测定水样中草甘膦和氨甲基膦酸的残留量
|
摘要
水样中草甘膦和氨甲基膦酸经三氯甲烷提取,用三氟乙酸酐(TFAA)和七氟丁醇(HFB)衍生化反应,气相色谱-质谱联用仪测定,外标法定量建立了水样中草甘膦及其代谢产物氨甲基膦酸残留量的测定方法。结果表明,在添加浓度为25μg/L条件下,氨甲基膦酸、草甘膦平均回收率分别为109.6%和88.1%,相对标准偏差分别为10.7%和9.09%,检出限分别为0.6μg/L和0.5μg/L。该方法检测氨甲基膦酸、草甘膦灵敏度和准确度高,精密度好。
引文
[1]陈云.除草剂草甘膦的性质和应用[J].湖北化工,1995(2):10-12.
[2]陈丹,李健.草甘膦合成工艺研究进展[J].化工进展,2013,32(7):1635-1640.
[3]梁城.草甘膦生产现状与市场分析[J].精细化工,2011,8:16-18.
[4]汪家铭.草甘膦发展概况及市场前景[J].江苏化工,2008,36(2):18-22.
[5]俞慧,江城梅,赵文红,等.草甘膦毒性作用研究进展[J].蚌埠医学院学报,2012(6):129-131.
[6]周世美,孙钰洁.大豆中草甘膦及氨甲基膦酸的检测[J].扬州大学学报,2013,16(3):31-34.
[7]李国鹏,周彩荣.分光光度计测定草甘膦生产废水中草甘膦和甘氨酸的含量[J].郑州大学学报,2012,4(2):81-84.
[8] Sanchis J,Kantinil,Llorca M,et al. Determination of glyphosate in groμndwater samples using an ultrasensitive immunoassay and confirmation by on-line solid-phase extraction followed by liquid chromatography conpled to tandem mass spectrometry[J]. Anal Bioanal Chem,2012,402(7):2335-2345.
[9] HSu C C,Whang C W. Microsale solid plase exrraction of glyhosate and aminomenthyl phosphonic acid in water and gμava fruit extract using alμmina-cated iron oxide nanoparticles followed by capillary electrophoresis and electrochemilμminescence detection[J]. J Chromatoger A.,2009. 1216(49):8575-8580.
[10] Marques M N,Passos E A,Dasilva M T,et al. Determination of glyhosate in water sample by I C[J]. J. Chromatogr Sci.,2009,47(9):822-824.
[11]李波,郭德华. GB/T 23750-2009,植物性产品中草甘膦残留量的测定气相色谱-质谱法[S].北京:中国标准出版社,2009.
[12]程雪梅,周敏.气相色谱-质谱法测定香蕉和灌溉水中的草甘膦及其代谢产物的残留量[J].色谱,2004,22(3):228-231.
[2]陈丹,李健.草甘膦合成工艺研究进展[J].化工进展,2013,32(7):1635-1640.
[3]梁城.草甘膦生产现状与市场分析[J].精细化工,2011,8:16-18.
[4]汪家铭.草甘膦发展概况及市场前景[J].江苏化工,2008,36(2):18-22.
[5]俞慧,江城梅,赵文红,等.草甘膦毒性作用研究进展[J].蚌埠医学院学报,2012(6):129-131.
[6]周世美,孙钰洁.大豆中草甘膦及氨甲基膦酸的检测[J].扬州大学学报,2013,16(3):31-34.
[7]李国鹏,周彩荣.分光光度计测定草甘膦生产废水中草甘膦和甘氨酸的含量[J].郑州大学学报,2012,4(2):81-84.
[8] Sanchis J,Kantinil,Llorca M,et al. Determination of glyphosate in groμndwater samples using an ultrasensitive immunoassay and confirmation by on-line solid-phase extraction followed by liquid chromatography conpled to tandem mass spectrometry[J]. Anal Bioanal Chem,2012,402(7):2335-2345.
[9] HSu C C,Whang C W. Microsale solid plase exrraction of glyhosate and aminomenthyl phosphonic acid in water and gμava fruit extract using alμmina-cated iron oxide nanoparticles followed by capillary electrophoresis and electrochemilμminescence detection[J]. J Chromatoger A.,2009. 1216(49):8575-8580.
[10] Marques M N,Passos E A,Dasilva M T,et al. Determination of glyhosate in water sample by I C[J]. J. Chromatogr Sci.,2009,47(9):822-824.
[11]李波,郭德华. GB/T 23750-2009,植物性产品中草甘膦残留量的测定气相色谱-质谱法[S].北京:中国标准出版社,2009.
[12]程雪梅,周敏.气相色谱-质谱法测定香蕉和灌溉水中的草甘膦及其代谢产物的残留量[J].色谱,2004,22(3):228-231.