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 6

SAS TPNS nanoparticles. (a) Photograph of unprocessed TPNS, (b) stainless steel frit vessel of 150 nm after decompression, and (c) photograph of processed TPNS.

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