Preparation, Characterization, and Dissolution Rate In Vitro Evaluation of Total Panax Notoginsenoside Nanoparticles, Typical Multicomponent Extracts from Traditional Chinese Medicine, Using Supercritical Antisolvent Process

Figure 11

Dissolution curves for unprocessed and processed TPNS (processed TPNS is TPNS nanoparticles precipitated from ethanol under optimum condition). (a) Notoginsenosides R1, (b) ginsenoside Rb1, (c) ginsenoside Rg1, and (d) TSA (notoginsenosides R1 = 8.2%, ginsenoside Rg1 = 39.4%, and ginsenoside Rb1 = 31.3%).

(a)

(b)

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(d)