QuEChERS_超高效液相色谱_串联质谱法同时测定油料和植物油中77种农药残留.pdf

6 5 Vol. 6 No. 5 2015 5 Journal of Food Safety and Quality May. , 2015 QuEChERS- 77 1* 2 1 花 锦 , 张小燕 , 杜利君 (1. , 030024; 2. , 030006) 摘 要: 目的 77 QuEChERS-方法 QuEChERS, , PSAC18 , 0.1%/, (ESI+), (MRM)结果 , 10 min , , r 0.99, 60.2%~99.8%, (RSD)8%结论 , 关键词: QuEChERS; ; ; ; - Simultaneous determination of 77 pesticides in oil plants and plant oil by high performance liquid chromatography-tandem mass spectrometry with QuEChERS 1* 2 1 HUA Jin , ZHANG Xiao-Yan , DU Li-Jun (1. Technical Center of Shanxi Entry-Exit Inspection and Quarantine Bureau, Taiyuan 030024, China; 2. Taiyuan Institute of Quality Inspection Standards and Metrology, Taiyuan 030006, China) ABSTRACT: Objective To establish a method for the rapid determination of 77 kinds of pesticide residues in oil plants and plant oils by ultra performance liquid chromatography-tandem mass spectrometry (UPLC-MS/ MS). Methods Samples were extracted by QuEChERS with acetonitrile, and purified with PSA+C18 cartridge. A gradient system of a mixture of 0.1% formic acid and acetonitrile with multi-reaction monitoring (MRM) were adopted for quantitative determination. Results Seventy-seven kinds of pesti