Figure 5.
SEM photos of the surface and internal structure (inserts) of the solid phase of the CS·HCl:Pl F-127 = 30:70 (vol./vol.) hydrogels with CCS·HCl = 3 wt.%, CPl F-127 = 25 wt.% without (a) and with the addition of 3 wt.% D-AscA (b).
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