Figure 1.
FTIR spectra of the neomycin sulfate (a) PVA/XG-80/20 hydrogel (b) and the PVA/XG-80/20 hydrogels loaded with neomycin; PVA/XG-80/20-1 (c), PVA/XG-80/20-2 (d), PVA/XG-80/20-3 (e).
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