Fig. 5From: From non-targeted to targeted GC–MS metabolomics strategy for identification of TCM preparations containing natural and artificial muskSample determination of Pien Tze Huang Hemorrhoids Ointment Compositum. (A) Prasterone in samples of Pien Tze Huang Hemorrhoids Ointment Compositum. (Natural Musk); (B) Prasterone in samples of Pien Tze Huang Hemorrhoids Ointment Compositum. (Artificial Musk); (C) Androsterone in samples of Pien Tze Huang Hemorrhoids Ointment Compositum. (Natural Musk); (D) Androsterone in samples of Pien Tze Huang Hemorrhoids Ointment Compositum. (Artificial Musk)Back to article page