| 毛细管柱气相色谱法测定水中13种有机磷农药的方法研究 |
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| 引用本文： | 郭虹,刘闯,杨玉竹. 毛细管柱气相色谱法测定水中13种有机磷农药的方法研究[J]. 环境与职业医学, 2009, 0(2): 216-217 |
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| 作者姓名： | 郭虹 刘闯 杨玉竹 |
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| 作者单位： | 北京市通州区疾病预防控制中心理化检验科; |
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| 摘 要： | [目的]建立同时测定环境水中13种有机磷农药的气相色谱法。[方法]有机磷农药采用液-液萃取后用DM-5毛细管柱气相色谱火焰光度检测器进行测定，以保留时间定性，外标法定量。[结果]本法测定13种有机磷农药各组分的分离度〉1.5，方法线性范围为0.50-15.0μg／mL，检出限为0.0053-0.023ng，用加标回收考察方法的准确度，平均回收率为87.8％-104.0％，用相对标准偏差（RSD）考察方法的精密度，RSD为2.60％-9.83％。[结论]该方法提取完全，定量准确，操作简单，能同时测定水中残留的多种有机磷农药。
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| 关 键 词： | 水 有机磷农药 气相色谱法 毛细管柱 |
Determination of 13 Organophosporus Pesticides in Water by Capillary Gas Chromatography |
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| GUO Hong,LIU Chuang,YANG Yu-zhu. Determination of 13 Organophosporus Pesticides in Water by Capillary Gas Chromatography[J]. Journal of Environmental & Occupational Medicine, 2009, 0(2): 216-217 |
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| Authors: | GUO Hong LIU Chuang YANG Yu-zhu |
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| Affiliation: | Department of Physical and Chemical Analysis;Tongzhou District Center for Disease Control and Prevention;Beijing 101100;China |
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| Abstract: | [Objective] To develop a gas chromatography method for simultaneous determination of 13 organophosphorus pesticides in water.[Methods] The liquid-liquid extraction,gas chromatography with DM-5 capillary column and flame photometric detector were used to determine the organophosphorus pesticides.Qualitative analysis was done by retention time and quantitative analysis by external standard curve.[Results] Chromatographic resolutions for the above 13 kinds of organophosphorus pesticides were all over 1.5,the l... |
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| Keywords: | water organophosphorus pesticides gas chromatography capillary column |
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