MXene和共价有机框架异构结构,用于有效提取食品中的内分泌破坏性化学物质
Jia-Qi Huang1, Yangxia Han2, Wei Ha2
1Key Laboratory for Natural Medicine of Gansu Province, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China; University of Chinese Academy of Sciences, Beijing 100049, China.
Journal of chromatography. A
|December 19, 2025
概括
一种新的纳米建筑学方法创建了一个MXene和COF异构结构,用于检测内分泌破坏性化学物质 (EDC). 这种方法提供了一种灵敏而可靠的方法来监测食品中的EDC,确保安全.
科学领域:
- 材料科学 材料科学 材料科学
- 分析化学 分析化学
- 环境科学 环境科学
背景情况:
- 高度敏感的分析方法对于监测内分泌干扰化学物质 (EDC) 至关重要,以确保食品安全和人类健康.
- 现有的方法可能缺乏复杂的食品矩阵所需的灵敏度或效率.
研究的目的:
- 开发一种新的纳米建筑学方法,用于制造用于EDC检测的MXene和COF异构结构.
- 建立一种高度敏感的分析方法来确定食品样本中的EDC.
主要方法:
- 在Ti3C2TX/TAPT-TFTA异构结构的制造,通过在Ti3C2TXMXene上的β-基因胺胺相关的COF在现场生长.
- 通过实验和密度函数理论 (DFT) 计算,研究EDC提取机制.
- 开发一种与HPLC-PDA相结合的分散固体相提取方法.
主要成果:
- Ti3C2TX/TAPT-TFTA异构结构显示了EDC的显著提取能力.
- 开发的分析方法实现了低检测极限 (0.003-0.006μg·mL-1) 和广泛的线性范围 (0.020-1.00μg·mL-1).
- 在牛肉,肉和猪肉样本中,高恢复率 (79.4-109.9%) 和低相对标准偏差 (0.1-6.1%) 获得了EDC的确定.
结论:
- 建议的Ti3C2TX/TAPT-TFTA异构结构是EDC的有效吸附剂.
- 开发的分析方法为复杂的食品矩阵中的EDC确定提供了可靠和敏感的方法.
- 这一进步有助于加强食品安全和人类健康监测.
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