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Updated: Jul 3, 2026

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures
Published on: January 7, 2019
Unusual oxidation of organics at interfaces from the bottom up and atmospheric implications
Federico Karagulian1, Christopher W Dilbeck, Barbara J Finlayson-Pitts
1Department of Chemistry, University of California Irvine, Irvine, California 92697-2025, USA.
Abstract:
Photolysis of a mixture of NaNO2 with NaCl with an adsorbed coating of 1-oleoyl-2-palmitoyl-sn-glycero-3-phosphocholine (OPPC) is shown to lead to oxidation of the OPPC. This oxidation "from the bottom up" is due to the generation of the OH free radical from nitrite ion photochemistry in the presence of water and its addition to the OPPC double bond. Such chemistry may be important in the lower atmosphere.
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