Figure 2.
(a) 1H-NMR spectra of GG-EDA, PEG-Ald, GG-EDA-PEG A and B; (b) ATR-FTIR spectra of GG-EDA, PEG-Ald, GG-EDA-PEG B; SEM images of (c) GG-EDA, (d) GG-EDA-PEG A and (e) GG-EDA-PEG B.
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