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水管废水中的单环和多环芳:水平和生态毒理风险评估

Nima Rashidi¹, Mohammad Reza Masjedi², Hossein Arfaeinia^3,4

¹Student Research and Technology Committee of Bushehr University of Medical Sciences, Bushehr, Iran.

|April 1, 2024

概括

烟水废水含有有害的多环芳 (PAH) 和BTEX化合物,对水生生物构成风险. 这项研究量化了各种烟草品牌废水中的这些污染物,发现其含量超过了安全指南.

科学领域:

环境化学环境化学
生态毒理学生态毒理学
评估水质水质的评估.

背景情况:

全球烟草消费的增加导致了大量的管道废水产生.
管道废水对水生生态系统构成威胁,但其化学成分仍未得到充分研究.
在水废水中对单环和多环芳 (PAH) 和BTEX化合物的研究有限.

研究的目的:

为了确定各种烟草品牌的水管废水中PAHs和BTEX化合物的含量.
评估这些污染物的生态毒理学影响.
将测量的度与已建立的水质指南进行比较.

主要方法:

来自五个不同的烟草品牌 (Al Tawareg,Al-Fakher,Nakhla,Tangiers和传统) 的水管废水样本的分析.
使用分析化学技术量化特定的PAH和BTEX化合物.
检测到的污染物水平与世界卫生组织 (WHO) 水质标准的比较.

主要成果:

平均PAH总量 (PAHs) 在不同品牌的0.70±0.13μg/L到3.48±1.65μg/L之间.
平均总BTEX化合物 (BTEX) 在不同品牌的0.78±0.12μg/L到2.65±0.78μg/L之间.
甲烯和烯的度分别是检测到的PAH和BTEX化合物的最高度. 一些PAH和超过了世卫组织的指导方针.

结论:

管道废水是PAHs和BTEX化合物环境污染的重要来源.
检测到的某些污染物的水平超过了国际安全标准,表明了潜在的生态风险.
为了保护环境和水生动物的健康,对排放管道废水有必要制定更严格的规定.

关键词:

在 BTEX 中使用 BTEX.生态毒理学风险生态毒理学风险烟水是胡卡的胡卡是胡卡的这些PAHs是PAH.废水是废水,废水就是废水.

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