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婴幼儿护肤品中多环芳烃的QuEChERS-气相色谱-三重四级杆质谱测定法

WU Yi-xin, ZHOU Hong-bin, WANG Xiao-juan,GAO Jiao-nan,YUAN Jian-hui, ZHENG Lin

Journal of Environment and Health(2022)

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Abstract
目的 建立婴幼儿护肤品中多环芳烃的QuEChERS-气相色谱-串联质谱检测法.方法 样品经环己烷-60%甲醇水-环己烷溶解,经QuEChERS填料剂提取净化后,用气相色谱-三重四级杆质谱多反应监测模式(MRM)进行监测,内标法定量.结果 18 种多环芳烃在5.0~100 μg/L浓度范围内线性良好(r2≥0.9934).该方法的检出限为 0.01~0.05 mg/kg,平均回收率为 73.5%~126.3%,RSD为 0.43%~9.26%.结论 该方法操作简单,灵敏度高,适用于婴幼儿护肤品中多环芳烃的检测.
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