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氯氰·马拉松乳油气相色谱分析方法研究
引用本文:李瑞莲.氯氰·马拉松乳油气相色谱分析方法研究[J].广东化工,2010,37(4):190-192.
作者姓名:李瑞莲
作者单位:福建省化学工业科学技术研究所,福建,福州,350013
摘    要:采用气相色谱法同时测定氯氰·马拉硫磷乳油中两种组分的含量,以癸二酸二丁酯为内标物,HP-5石英毛细管色谱柱分离,FID检测。试验结果表明:该方法在一定质量浓度范围内成良好的线性关系,相关系数r氯氰=0.9999、r马拉硫磷=0.9998,氯氰和马拉硫磷的标准偏差分别为0.018、0.122,变异系数分别为0.756%、0.665%,平均回收率分别为99.5%、99.7%。

关 键 词:氯氰  马拉硫磷  气相色谱

Determination of Cypermethrin and Malathion EC by Gas Chromatograph
Li Ruilian.Determination of Cypermethrin and Malathion EC by Gas Chromatograph[J].Guangdong Chemical Industry,2010,37(4):190-192.
Authors:Li Ruilian
Affiliation:Li Ruilian (Fujian Provincal Institute of Chemical Industrial Science and Technology, Fuzhou 350013, China)
Abstract:A method for the determination of Cypermcthrin and Malathion EC by gas chromatography with HP-5 capillar column and FID detector using dibutyl sebacate as intemal standard was developed. The standard deviation for Cypcrmethrin and malathion were 0.018 and 0.122. The coefficients of variation for Cypermethrin and malathion were 0.756 % and 0.665 %. The recovery for Cypermethrin ranges between 98.97 % and 100.12 % and the recovery for malathion ranges between 99.21% and 100.21%.The method was convenient, rapid and accuracy.
Keywords:Cypermethrin  malathion  gas chromatograph
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