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一种基多-Staphylococcus epidermidis细菌生物复合物吸收剂,用于去除活性色16染料:Box-Behnken设计优化
Hasan M Agha1, Ali H Jawad2, Lee D Wilson3
1Faculty of Applied Sciences, Universiti Teknologi MARA, 40450 Shah Alam, Selangor, Malaysia; Advanced Biomaterials and Carbon Development (ABCD) Research Group, Faculty of Applied Sciences, Universiti Teknologi MARA, 40450 Shah Alam, Selangor, Malaysia.
International journal of biological macromolecules
|April 3, 2025
概括
一种新型的奇托桑/Staphylococcus epidermidis细菌生物质 (CS/STEPI) 生物复合物有效地去除反应性色16染料. 这种可持续材料具有很高的吸附能力和可用于废水处理的可重复使用性.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 生物技术是生物技术.
背景情况:
- 织行业的废水含有持久反应性色16 (RO16) 染料.
- 有效和可持续的染料去除方法对于环境保护至关重要.
研究的目的:
- 开发和表征一种奇托桑/Staphylococcus epidermidis细菌生物质 (CS/STEPI) 生物复合物.
- 为了评估其在从水溶液中去除反应性色16 (RO16) 染料的效率.
主要方法:
- 使用XRD,FESEM-EDX,FTIR和pHpzc的CS/STEPI的表征.
- 使用Box-Behnken设计和可取性功能的染料去除的优化.
- 动力学,平衡和热力学参数的分析.
主要成果:
- 在CS/STEPI生物复合物中,实现了92.7%的RO16染料去除.
- 在pH 4.3.3下,最大吸附能力为119 mg/g.
- 生物吸收跟随伪二次动力学和兰格穆尔异热,表明外热和自发过程.
结论:
- CS/STEPI生物复合材料显示出从废水中去除阳离子染料的巨大潜力.
- 该材料具有良好的吸附性能,可以在五个周期内重复使用.
- 像n-π,静电和键等相互作用促进着染料吸附.
相关概念视频
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