相关实验视频

Updated: May 7, 2026

Characterization and Application of Passive Samplers for Monitoring of Pesticides in Water

Characterization and Application of Passive Samplers for Monitoring of Pesticides in Water

Published on: August 3, 2016

德国自来水中的极地有机微污染物调查

Leon Saal¹, Vanessa Ingold², Alexander Kämpfe³

¹German Environment Agency, Section II 3.3, Schichauweg 58, 12307, Berlin, Germany; Technische Universität Berlin, Water Treatment, KF4, Fasanenstr. 1a, 10623, Berlin, Germany.

International journal of hygiene and environmental health

|August 24, 2025

概括

德国的自来水含有持久性和移动性物质 (PM),包括甜味剂和工业化学品. 虽然大多数都低于健康限制,但在一些样本中,有些,如黄, 超过了指导标准.

科学领域:

环境化学
水质分析
公共卫生

背景情况:

在水源中越来越多地检测到持久和移动物质 (PM).
了解它们在饮用水中的普遍性对于公共健康至关重要.
德国的自来水源在原水资源和人口密度方面存在很大差异.

研究的目的:

分析来自德国91个地点的自来水中一系列有机颗粒物.
根据与健康相关的指标值 (HRIV) 和基于健康的指导值 (HBGV) 评估这些物质的度.
调查亚热热蒸发对物质丰富的有效性.

主要方法:

分析了来自德国不同地区的91个自来水样本.
对26种有机颗粒物进行了有针对性的分析,包括甜味剂,药品,工业化学品和PFAS.
使用亚热热蒸发来提高检测极限的目标分析物的丰富.

主要成果:

在26种物质中,有11种物质被亚热热蒸发成功丰富,从而降低了检测和量化极限.
十九种物质总是低于HRIV/HBGV.
在少量样本中发现了 HRIV 的超值值,其中包括蓝光胺 (CG),糖 (SAC),硫甲醇 (SMX) 和瓦尔萨坦酸 (VSA).
在所有样本中检测到三乙酸 (TFA) 和三甲硫酸 (TFMSA).

结论:

虽然德国自来水中的大部分颗粒物符合预防性健康值,但偶尔的超值突显了潜在的风险.
颗粒物,特别是TFA和TFMSA,在饮用水中无处不在.
这项研究强调需要持续监测饮用水中的颗粒物, 以保护人类健康.

关键词:

指标物质一个 OMP 在PMT 进行查水的循环

更多相关视频

Extraction of Organochlorine Pesticides from Plastic Pellets and Plastic Type Analysis

Extraction of Organochlorine Pesticides from Plastic Pellets and Plastic Type Analysis

Published on: July 1, 2017

Identifying Per- and Polyfluorinated Chemical Species with a Combined Targeted and Non-Targeted-Screening High-Resolution Mass Spectrometry Workflow

Identifying Per- and Polyfluorinated Chemical Species with a Combined Targeted and Non-Targeted-Screening High-Resolution Mass Spectrometry Workflow

Published on: April 18, 2019

相关概念视频

Environmental Applications of Microorganisms

Environmental Applications of Microorganisms

Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...

Freshwater Microbial Ecology

Freshwater Microbial Ecology

Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic...

Microbial Bioremediation of Pesticides

Microbial Bioremediation of Pesticides

Pesticides often feature structurally complex chemical architectures, incorporating halogen groups and multiple aromatic rings. These characteristics confer high chemical stability, rendering many pesticides resistant to natural degradation processes. This resistance poses significant environmental concerns, as persistent pesticide residues can accumulate in ecosystems and affect non-target organisms.Despite the inherent stability of many pesticides, certain microorganisms possess the metabolic...