一种天然的以埃斯林为基础的基功能化聚合物,用于有效丰富水,大米和土壤样本中的二氧化杀虫剂残留物
Le Zhang1, Ruiyang Ma1, Shuangju Song1
1College of Science, Hebei Agricultural University, Baoding 071001, Hebei, China.
Food chemistry
|July 9, 2025
概括
一种新型的聚合物来源于天然素被开发用于固相提取 (SPE) 的二氧化杀虫剂. 这种绿色方法在各种样本类型中提供了出色的吸附和敏感的检测.
科学领域:
- 绿色化学 绿色化学
- 聚合物科学 聚合物科学
- 分析化学 分析化学
背景情况:
- 胺杀虫剂对环境和健康构成风险.
- 有效的提取方法对于它们的检测至关重要.
- 需要新的吸附材料来改善固相提取 (SPE).
研究的目的:
- 为了合成一种新的绿色聚合物用于胺杀虫剂SPE.
- 开发和验证一种用于确定胺杀虫剂的分析方法.
主要方法:
- 使用 esculin 合成一种基功能化超交联聚合物 (Esc/BCMBP1:2-HCP).
- 优化SPE参数用于二氧化杀虫剂吸附.
- 合SPE与具有二极管阵列检测 (HPLC-DAD) 的高性能液态染色学.
主要成果:
- 在Esc/BCMBP1:2-HCP表现出优异的吸附对二胺杀虫剂.
- 在最佳的SPE条件下,在各种度范围内产生了良好的线性 (R2 > 0.9936).
- 实现了低检测极限 (0.06-1.80 ng/g) 和高恢复率 (87.0-111%).
结论:
- 一种新的绿色聚合物吸附剂成功合成并应用于SPE.
- 开发的SPE-HPLC-DAD方法对于对二胺杀虫剂进行敏感和准确的分析是有效的.
- 这种方法为环境监测和食品安全提供了一个有前途的工具.
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