Development and validation of a stable-isotope dilution liquid chromatography-tandem mass spectrometry method for the determination of bisphenols in ready-made meals
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- 作者：Jorge Regueiro ; Thomas Wenzl ; thomas.wenzl@ec.europa.eu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Bisphenols ; BPA ; BPF ; BPS ; Food ; Ready-made meal
- 刊名：Journal of Chromatography A
- 出版年：2015
- 出版时间：2 October 2015
- 年：2015
- 卷：1414
- 期：Complete
- 页码：110-121
- 全文大小：2750 K
文摘
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A novel method for the analysis of bisphenols in solid foodstuffs was developed.
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Sample disruption with sand improved USAE efficiency in fatty samples.
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PSA sorbent allowed a selective clean-up of complex food extracts.
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Derivatization with pyridine-3-sulfonyl chloride highly improved ESI ionization.
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BPS, 2,2′-BPF, 2,4′-BPF and 4,4′-BPF were found in canned beef ravioli.