使用植物材料作为生物吸附剂去除离子体抗生素纳拉辛
Samiha Hamdi1,2,3, Manel Issaoui3,4, Ainoa Míguez-González2
1Department of Biotechnology, Faculty of Science and Technology of Sidi Bouzid, University of Kairouan 9100 Sidi Bouzid Tunisia.
RSC advances
|January 23, 2026
概括
纳拉辛 (NAR) 是一种离子体抗生素,因其持久性而引起环境关注. 低成本的生物吸附剂有效地将NAR从水中去除,吸附量随着有机物质含量增加而增加,并观察到强烈的保留.
科学领域:
- 环境科学 环境科学
- 分析化学 分析化学
- 材料科学 材料科学 材料科学
背景情况:
- 像纳拉辛 (NAR) 这样的离子体抗生素由于其持久性和生态毒性而带来环境风险.
- 随着NAR的广泛使用,需要有效的战略来从环境中去除它.
研究的目的:
- 为了评估各种低成本的副产品的吸附-脱附性能,以消除纳拉辛.
- 研究NAR度和吸附剂特性对吸附效率的影响.
主要方法:
- 使用各种农业副产品进行了批量吸附-脱附实验.
- 采用福里埃变换红外光谱 (FTIR) 和固态13C CP/MAS NMR分析.
主要成果:
- 吸附率因NAR度和生物吸附剂类型而异,高达百分之百的树树皮在100μmol L-1.1时.
- 弗朗德利希模型最好地描述了吸附数据.
- 脱吸是最小的,特别是在较低度时,这表明NAR保留很强.
结论:
- 低成本的生物吸收剂显示出从水溶液中去除纳拉辛的巨大潜力.
- 这些材料可以有效地减轻与纳拉辛污染相关的生态风险.
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