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微塑料辅助去除和使用日棕废物衍生生物炭

Munir Ahmad¹, Muhammad Imran Rafique¹, Mutair A Akanji¹

¹Soil Sciences Department, College of Food & Agricultural Sciences, King Saud University, P.O. Box 2460, Riyadh 11451, Saudi Arabia.

|November 24, 2023

概括

枣树废弃物生物炭有效地从水中去除和. 聚胺和聚乙烯等微塑料可以增强这种去除过程,为污染水处理提供经济的解决方案.

科学领域:

环境科学环境科学
水处理技术水处理技术
材料科学材料科学材料科学

背景情况:

微塑料 (MP) 是普遍存在的环境污染物,具有潜在的健康风险.
议员可以作为其他污染物的载体,影响其环境命运.
有效和经济的方法对于去除MP和相关污染物至关重要.

研究的目的:

研究 (P) 和 (NH4+) 在枣树废弃物生物炭 (BC) 上的吸附.
评估聚胺 (PA) 和聚乙烯 (PE) 微塑料对P和NH4+去除的影响.
探索污染物吸附的潜在机制.

主要方法:

枣树废物在600°C被转化为生物炭 (BC) 并进行了特征化.
在水溶液中使用异温和运动试验进行了吸附实验.
评估了PA和PE微塑料对BC去除P和NH4+的影响.

主要成果:

在中性pH7下,BC的最佳去除NH4+和P发生在中性pH7.
与PA一起观察到最高的P吸收 (93.23毫克g-1),与PE一起观察到最高的NH4+吸收 (103.76毫克g-1).
PA增强了66%和7.7%的P和NH4+去除,而PE则分别增加了55%和30%的去除.

结论:

枣树废弃物生物炭是从污染水中去除P和NH4+的有效和经济的材料.
同时存在的微塑料 (PA和PE) 可以显著帮助生物炭去除P和NH4+.
该研究强调了一种用于同时处理微塑料和污染物的新方法.

关键词:

肥胖症是什么肥胖症是什么肥胖症是什么微塑料微塑料的使用聚胺聚胺的使用方法聚乙烯聚乙烯的使用情况.吸收机制的吸收机制这是一个向量向量.

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