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苹果和土壤中溴氰菊酯残留量的气相色谱测定
引用本文:邢平,刘春来,芮国华. 苹果和土壤中溴氰菊酯残留量的气相色谱测定[J]. 世界农药, 2011, 33(6): 35-37
作者姓名:邢平  刘春来  芮国华
作者单位:1. 红太阳集团有限公司,江苏南京,211300
2. 湖南省农药检定所,湖南长沙,410005
摘    要:
苹果和土壤中溴氰菊酯残留经乙腈提取,弗罗里硅土柱净化后,用气相色谱法检测。结果表明,溴氰菊酯标准曲线的线性范围为0.05-0.8mg/L,线性相关系数为0.9998,溴氰菊酯在上述样品中平均添加回收率(0.005-0.4mg/kg)在96.44%~111.82%之间,变异系数最大为4.55%。该方法测定结果准确度高,试剂用量少,操作简单、快速。

关 键 词:溴氰菊酯  苹果  土壤  气相色谱法  残留分析

Determination of Deltamethrin Residue in Apple and Soil by Gas Chromatography
XING Ping,LIU Chun-lai,RUI Guo-hua. Determination of Deltamethrin Residue in Apple and Soil by Gas Chromatography[J]. World Pesticides, 2011, 33(6): 35-37
Authors:XING Ping  LIU Chun-lai  RUI Guo-hua
Affiliation:1 (1 Red Sun Group,Nanjing 211300,China; 2 Hunan Institute for the Control of Agrochemicals,Changsha 410005,China)
Abstract:
Deltamethrin residue in apple and soil was extracted with acetonitrile,and was determined by gas chromatograph after cleaned up with florisil column.The results showed that the recovery of the method was 96.44%~111.82%,with RSD being 1.21%~4.55%,the linear range of working curve was 0.005~0.4 mg/kg,and the linear correlation was 0.999 8.The method had merits of simplicity,accuracy and rapidity.
Keywords:deltamethrin  apple  soil  gas chromatography  residual analysis
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