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. Author manuscript; available in PMC: 2013 Nov 20.
Published in final edited form as: Anal Chem. 2012 Nov 6;84(22):9889–9898. doi: 10.1021/ac302278u

Figure 5.

Figure 5

Concentration-Fractionation-Identification Schematic. Beginning with 2.5mL of POOL, each sample is extracted and fractionated via LC-UV. This is repeated for each subsequent analytical method, LC-EC, LC-MS, and NMR.