Research Article
Structural Characterization, Antioxidant Activity, and Biomedical Application of Astragalus Polysaccharide Degradation Products
Figure 2
Nuclear magnetic resonance spectra of APS1 and APS2. (a) 1H NMR spectrum of APS1; (b) 1H NMR spectrum of APS2; (c) 13C NMR spectrum of APS1; (d) 13C NMR spectrum of APS2.
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