Analysis of Specific Perfluorohexane Sulfonate Isomers by Liquid Chromatography-Tandem Mass Spectrometry: Method Development and Application in Source Apportionment

Figure 2

Mass spectra of chromatographic peaks A2 (a) and M2 (b) presented in Figure 1; Chromatographs of typical fragment ions of peak A2 (c), and peak M2 and M3 (d) reflecting the compositions of two PFHxS isomers.

(a)

(b)

(c)

(d)