首页> 美国卫生研究院文献>Wiley-Blackwell Online Open >PASSIVE SAMPLING COUPLED TO ULTRAVIOLET IRRADIATION: A USEFUL ANALYTICAL APPROACH FOR STUDYING OXYGENATED POLYCYCLIC AROMATIC HYDROCARBON FORMATION IN BIOAVAILABLE MIXTURES
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PASSIVE SAMPLING COUPLED TO ULTRAVIOLET IRRADIATION: A USEFUL ANALYTICAL APPROACH FOR STUDYING OXYGENATED POLYCYCLIC AROMATIC HYDROCARBON FORMATION IN BIOAVAILABLE MIXTURES

机译:与紫外线辐射耦合的无源采样:研究可混合混合物中加氧的多环芳族烃形成的有用分析方法

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摘要

The authors investigated coupling passive sampling technologies with ultraviolet irradiation experiments to study polycyclic aromatic hydrocarbon (PAH) and oxygenated PAH transformation processes in real-world bioavailable mixtures. Passive sampling device (PSD) extracts were obtained from coastal waters impacted by the Deepwater Horizon oil spill and Superfund sites in Portland, Oregon, USA. Oxygenated PAHs were found in the contaminated waters with our PSDs. All mixtures were subsequently exposed to a mild dose of ultraviolet B (UVB). A reduction in PAH levels and simultaneous formation of several oxygenated PAHs were measured. Site-specific differences were observed with UVB-exposed PSD mixtures. Environ Toxicol Chem 2014;33:XX–XX. © 2013 The Authors. Environmental Toxicology and Chemistry published by Wiley Periodicals, Inc. on behalf of SETAC. This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial, and no modifications or adaptations are made.
机译:作者研究了无源采样技术与紫外线照射实验的结合,以研究现实世界中可生物利用的混合物中的多环芳烃(PAH)和氧化的PAH转化过程。从受美国俄勒冈州波特兰市“深水地平线”溢油和超级基金影响的沿海水域获得了被动采样装置(PSD)提取物。在我们的PSDs的污染水中发现了氧化的PAHs。随后将所有混合物暴露于中等剂量的紫外线B(UVB)。测量了PAH水平的降低和同时氧化了几种PAH的形成。在暴露于UVB的PSD混合物中观察到位点特异性差异。 Environ Toxicol Chem 2014; 33:XX–XX。 ©2013作者。 Wiley Periodicals,Inc.代表SETAC发布的《环境毒理学和化学》。这是根据知识共享署名-非商业性-NoDerivs许可的条款的开放获取文章,该许可允许在任何介质中使用和分发,但前提是正确引用了原始作品,使用是非商业性的,且未进行任何修改或改编。制作。

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