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Solvent selection for pressurized liquid extraction of polymeric sorbents used in air sampling

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Title Solvent selection for pressurized liquid extraction of polymeric sorbents used in air sampling
Names Primbs, Toby (creator)
Genualdi, Susan (creator)
Simonich, Staci (creator)
Date Issued 2008-06 (iso8601)
Note This is an author's peer-reviewed final manuscript, as accepted by the publisher. The article is copyrighted by the Society of Environmental Toxicology and Chemistry and published by John Wiley & Sons Ltd. It can be found at: http://onlinelibrary.wiley.com/journal/10.1002/%28ISSN%291552-8618.
Abstract Pressurized liquid extraction (PLE) was evaluated as a method for extracting semivolatile organic compounds (SOCs) from air sampling media; including quartz fiber filter (QFF), polyurethane foam (PUF), and a polystyrene divinyl benzene copolymer (XAD-2). Hansen solubility parameter plots were used to aid in the PLE solvent selection in order to reduce both co-extraction of polyurethane and save time in evaluating solvent compatibility during the initial steps of method development. A PLE solvent composition of 75:25% hexane:acetone was chosen for PUF. The XAD-2 copolymer was not solubilized under the PLE conditions used. The average percent PLE recoveries (and percent relative standard deviations) of 63 SOCs, including polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), and organochlorine, amide, triazine, thiocarbamate, and phosphorothioate pesticides, were 76.7 (6.2), 79.3 (8.1), and 93.4 (2.9) % for the QFF, PUF, and XAD-2, respectively.
Genre Article
Topic Pressurized liquid extraction
Identifier Primbs, T., Genualdi, S. and Simonich, S. M. (2008), Solvent selection for pressurized liquid extraction of polymeric sorbents used in air sampling. Environmental Toxicology and Chemistry, 27: 1267–1272. doi:10.1897/07-566.1

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