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匈牙利苔藓(桧叶金发藓)中多环芳烃(PAHs)的浓度。

Concentration of polycyclic aromatic hydrocarbons (PAHs) in moss (Hypnum cupressiforme) from Hungary.

作者信息

Kozák Imre Olivér, Kozák Melinda, Fekete Jeno, Sharma Virender K

机构信息

Institute of General and Analytical Chemistry, Budapest University of Technology and Economics, Budapest, Hungary.

出版信息

J Environ Sci Health A Tox Hazard Subst Environ Eng. 2003;38(11):2613-9. doi: 10.1081/ese-120024450.

Abstract

Mosses of the species Hypnum cupressiforme were collected from different parts of Hungary to investigate the air quality of the region. The concentrations of polycyclic aromatic hydrocarbons (PAHs) in species were determined. Low molecular weight PAHs (up to three ring compounds) contribute more than 99% to the concentrations of PAHs in Moss samples. The pattern of PAHs suggests local sources rather than long-range transport of contamination in the air. Possible local sources are industrial, urban, and traffic activities. The results indicate incomplete combustion of fuel is largely responsible for the air quality of the area.

摘要

从匈牙利不同地区采集了垂枝藓属的苔藓,以调查该地区的空气质量。测定了该物种中多环芳烃(PAHs)的浓度。低分子量多环芳烃(最多三环化合物)在苔藓样本中多环芳烃浓度的占比超过99%。多环芳烃的分布模式表明其来源为本地,而非空气中污染物的远距离传输。可能的本地来源是工业、城市和交通活动。结果表明,燃料的不完全燃烧在很大程度上导致了该地区的空气质量问题。

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