Figure 2

Physicochemical analysis of EPS. (A) Gas chromatographs; (B) UV analysis; (C) FTIR spectra analysis; (D,E) NMR analysis of EPS for 1H spectra and 13C spectra.

Physicochemical analysis of EPS. (A) Gas chromatographs; (B) UV analysis; (C) FTIR spectra analysis; (D,E) NMR analysis of EPS for 1H spectra and 13C spectra.