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. 2023 Mar 14;15(3):936. doi: 10.3390/pharmaceutics15030936

Figure 3.

Figure 3

FTIR spectra (absorbance versus wavenumbers) of SBE–β–CD/quercetin inclusion complexes, HMW chitosan/SBE-β-CD/quercetin delivery systems, LMW chitosan/SBE–β–CD/quercetin delivery systems and 5 kDa chitosan/SBE–β–CD/quercetin delivery systems.