食品加工工业废水中的三和双以及机械/生化处理过程中的定量变化
Joanna Struk-Sokołowska1, Urszula Kotowska2, Joanna Gwoździej-Mazur1
1Bialystok University of Technology, Faculty of Civil Engineering and Environmental Sciences, 15-351 Bialystok, Poland.
The Science of the total environment
|August 10, 2024
概括
研究人员在肉类加工废水中研究了新出现的污染物 - - 三和双. 一个机械生物处理厂的清除能力有限,5Cl-BTR是处理后检测到的唯一污染物.
科学领域:
- 环境化学环境化学
- 分析化学 分析化学
- 工业废水处理 工业废水处理
背景情况:
- 三醇 (BTR) 和双醇 (BPs) 是新兴关注的污染物 (CEC),具有内分泌干扰性和持久性.
- 这些CEC对人类健康和生态系统构成风险,需要在工业环境中进行研究.
研究的目的:
- 调查肉类加工厂废水中9个BTR和10个BP的发生和行为.
- 评估机械生物工业现场处理厂的清除效率.
- 在整个处理过程中,在11个采样点分析微污染物度.
主要方法:
- 超声辅助乳化微提取 (USAEME) 用于分析物分离.
- 气相色谱-质谱 (GC/MS) 用于精确的检测和量化.
- 在机械生物废水处理厂的多个阶段采样.
主要成果:
- 肉类加工厂的质量控制限制了原始废水中的BP到无法检测的水平.
- 一些微污染物度在处理过程中略有增加,保持在1μg/L以下.
- 5-二三醇 (5Cl-BTR) 是治疗后检测到的唯一污染物 (最大3007 ng/L).
- 处理后的5Cl-BTR水平明显低于饮用水风险值 (七倍).
结论:
- 机械生物处理厂在去除BTR和BP方面表现出有限的有效性.
- 严格的工业质量控制对于尽量减少废水中的CEC至关重要.
- 对先进的处理方法进行进一步的研究可能需要进行全面的CEC去除.
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