Separation and Fluorine Nuclear Magnetic Resonance Spectroscopy (19F-NMR) Analysis of the Individual Branched Isomers Present in Technical Perfluorooctanesulfonic Acid (PFOS) Publication Attachment: 05-446.pdf Authors: Arsenault, Gilles, McCrindle, Robert, Chittim, Brock, McAlees, Alan Year: 2005