SPE-GC-FPD法测定三七中甲基对硫磷残留量  

Determination of Methyl Parathion Residues in Panax Notoginseng by SPE-GC-FPD Method

作　　者：杨莉[1] 左林杰 曾鸿超 孙玉琴[1] 韦美丽[1] 张文斌[1] YANG Li;ZUO Lingjie;ZENG Hongchao;SUN Yuqin;WEI Meili;ZHANG Wenbin(School of Panax Notoginseng Medicine,Wenshan University,Wenshan Yunnan 663099,China)

机构地区：[1]文山学院三七医药学院,云南文山663099

出　　处：《文山学院学报》2024年第2期1-3,13,共4页Journal of Wenshan University

基　　金：云南省教育厅面上项目“劣质三七质量评价研究”(2018JS494);云南省重大科技专项计划“无公害三七种植技术集成及产业化”(2018ZF011-3)。

摘　　要：目的:为更好地控制三七质量,拟建立三七中甲基对硫磷的GC-FPD检测方法。方法:采用超声提取固相萃取法、GC-FPD检测。结果:方法回收率在62.52%~118.49%,精密度RSD为3.597%,标准偏差符合检测要求,满足农药残留检测的要求。Objective:To better control the quality of Panax Notoginseng,GC-FPD method is designed for the determination of methyl parathion in Notoginseng.Methods:GC-FPD method for detection and gas chromatography-FPD(flame photometric detector)for extraction.Results:The recovery rate is 62.52%~118.49%and the RSD is 3.597%,conforming to standard deviations,which meet the requirements of pesticide residue detection.

关 键 词：三七 甲基对硫磷 GC-FPD SPE法 

分 类 号：O657[理学—分析化学]