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author:

刘正才 (刘正才.) [1] | 杨方 (杨方.) [2] | 尹太坤 (尹太坤.) [3] | 钱疆 (钱疆.) [4]

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CQVIP PKU CSCD

Abstract:

建立了禽蛋及其制品中4种苏丹红染料(苏丹红Ⅰ,Ⅱ,Ⅲ和Ⅳ)残留量的固相萃取/超高效液相色谱-串联质谱(UPLC-MS/MS)测定方法。样品经正己烷超声提取,上清液经苏丹红专用SPE柱净化,采用Waters CORTECS^TM UPLCC18(2.1 mm×100 mm,1.7μm)柱以5 mmol/L乙酸铵溶液-0.2%甲酸和乙腈为流动相梯度洗脱分离,电喷雾电离(ESI)正离子多反应监测模式(MRM)进行测定,内标法定量。结果表明,苏丹红Ⅰ-Ⅳ在0.5-20μg/L范围内线性关系良好,相关系数均大于0.999;在低、中、高3个加标水平的平均回收率为80.0%-104.2%,相对标准偏差为4.2%-10.9%。方法的检出限(LOD)为0.26-0.35μg/kg,定量下限(LOQ)为0.9-1.2μg/kg。该方法操作简便、准确、快速、灵敏,可用于禽蛋和蛋制品中苏丹红染料的检测分析。

Keyword:

固相萃取 禽蛋 苏丹红染料 超高效液相色谱-串联质谱法

Community:

  • [ 1 ] 福建出入境检验检疫局福建省检验检疫技术研究重点实验室,福建福州350001
  • [ 2 ] 福州大学石油化工学院,福建福州350108

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Source :

分析测试学报

ISSN: 1004-4957

Year: 2015

Issue: 2

Volume: 34

Page: 171-176

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: 6

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