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author:

黄颖 (黄颖.) [1] | 肖佳 (肖佳.) [2] | 郑少华 (郑少华.) [3] | 陈国南 (陈国南.) [4]

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CQVIP PKU CSCD

Abstract:

建立了场增强样品进样一微乳液毛细管电动色谱(microemulsionelectrokineticchromatography,MEEKC)分析6种酞酸酯的方法,对影响富集过程的因素进行了考察。最佳富集条件为:以压力进样先进一段水柱(5.52kPa×500s),在富集电压为-15kV下,样品以电动方式进样富集,样品基质为30mmol/,L胆酸钠+30.0mm01//L硼砂(pH8.5)。与常规MEEKC方法相比,场增强样品进样在线富集技术使6种酞酸酯的检测灵敏度提高了1.6~1000倍,检测限(S/N=3)为1~500ng/mL。所建立的方法用于食品塑料袋中酞酸酯的测定,加标回收率为92.5%~112.2%。

Keyword:

场增强样品进样 微乳液毛细管电动色谱 酞酸酯

Community:

  • [ 1 ] 福建师范大学化学与化工学院,福州350007
  • [ 2 ] 福州大学,食品安全分析与检测教育部重点实验室,福州350002

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Source :

分析试验室

ISSN: 1000-0720

Year: 2012

Issue: 11

Volume: 31

Page: 33-36

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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