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Characterization of Polygonatum sibiricum polysaccharides (PSP). (A) Infrared spectrum of PSP. (B) High-performance gel permeation chromatography (HPGPC) analysis of PSP. (C) SEM image of PSP at 500× magnification. (D) SEM image of PSP at 5000× magnification. (E) Two-dimensional morphology of AFM. (F) Three-dimensional morphology of AFM.
