UPLC/MS/MS测定肉类和乳品中的氨基糖苷类抗生素
找我测小编为大家介绍一下关于UPLC/MS/MS测定肉类和乳品中的氨基糖苷类抗生素:
应用上风
■ 从乳品或肉类中快速萃取氨基糖苷类抗生素
沃特世办理方案
ACQUITYUPLC®体系
ACQUITY®TQD质谱仪
ACQUITYUPLCHSS PFP色谱柱
Oasis®HLB萃取柱
聚丙烯样品瓶
要害词
氨基糖苷类抗生素、固相萃取、乳品、牛肉、LC/MS/MS
UPLC前提
体系: ACQUITY UPLC
进样量: 30 µL
温度: 35°C
流速: 0.50 mL/min
质谱前提
质谱仪: ACQUITY TQD
毛细管电压:3.0 kV
萃取锥孔电压:3.0 V
离子源温度:130 °C
锥孔气体流速:20 L/h
脱溶剂温度:450 °C
脱溶剂气体流速:900 L/h
样品制备
萃取缓冲液(10 mM NH4OOCH3/0.4 mM Na2EDTA/1% NaCl/2% TCA):
起源萃取:
SPE净化:
功效与接头
以同份异构体情势呈现并获得部门疏散。对这些样品的峰面积举办加和,以便举办定量说明。
参考文献
1. Screening and Confirmation for Aminoglycosides by UHPLC-MS-MS
(United States Department of Gariculture Food Safety and Inspection Service,
Office of Public Health Science).
2. Plozza T, Trenerry VC, Zeglinski P, Nguyen H, Johnstone P. The Confirmationand Quantification of Selected Aminoglycoside Residues in Animal Tissue
and Bovine Milk by Liquid Chromatography Tandem Mass Spectrometry.
International Food and Research Journal. 2011; 18(3): 1077-1084.
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