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Ford QL, Burns JM, Ferry JL. Aqueous in situ derivatization of carboxylic acids by an ionic carbodiimide and 2,2,2-trifluoroethylamine for electron-capture detection. J Chromatogr A. 2007 Mar 23;1145(1-2):241–5. doi: 10.1016/j.chroma.2007.01.096. PMID: 17306280. |