氯噻啉在青菜上的残留特性及其膳食摄入风险评估

李晓贝,赵晓燕,李健英,陈磊,周昌艳,何香伟

Residue Behavior and Dietary Intake Risk Assessment of Imidaclothiz in Pakchoi (Brassica chinensis L.)

LI XiaoBei,ZHAO XiaoYan,LI JianYing,CHEN Lei,ZHOU ChangYan,HE XiangWei

表4 方法的添加回收率、检出限（LOD）及定量限（LOQ）（n=5）

Table 4 Recovery, limit of detection (LOD) and limit of quantitation (LOQ) (n=5) under different fortified concentrations

添加浓度 Fortified concentration (mg·kg-1) 回收率Recovery rate (%) 相对标准偏差 RSD (%) 检出限 LOD (mg·kg-1) 定量限 LOQ (mg·kg-1) 1 2 3 4 5 平均值 Mean 0.01 84.0 86.8 80.0 86.8 82.0 83.9 3.0 0.0002 0.01 0.10 82.9 81.2 83.5 80.2 77.2 81.0 2.5 1.00 87.9 86.0 82.2 82.3 82.8 84.2 2.6