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Pollmann J, Helmig D, Hueber J, Plass-Dülmer C, Tans P. Sampling, storage, and analysis of C2-C7 non-methane hydrocarbons from the US National Oceanic and Atmospheric Administration Cooperative Air Sampling Network glass flasks. J Chromatogr A. 2008 Apr 25;1188(2):75–87. doi: 10.1016/j.chroma.2008.02.059. PMID: 18355832. |