Table 4.

Contents of five marker compounds in commercial Ssanghwa tang samples

	Content (mg/g)
	Paeoniflorin	6-Gingerol	Decursin	Glycyrrhizin	Cinnamic acid
SHTa (A)	7.95 ± 0.03	0.14 ± 0.01	3.21 ± 0.14	2.54 ± 0.43	3.16 ± 0.32
SHT (B)	3.63 ± 0.11	ndb	0.66 ± 0.09	2.23 ± 0.22	nd
SHT (C)	5.30 ± 0.21	nd	1.65 ± 0.32	2.67 ± 0.18	2.19 ± 0.35
SHT (D)	3.82 ± 0.14	nd	1.44 ± 0.10	2.88 ± 0.12	3.05 ± 0.21
SHT (E)	5.52 ± 0.21	nd	0.98 ± 0.14	2.53 ± 0.21	2.89 ± 0.38

^aSHT: commercial Ssanghwa tang samples made by five different pharmaceutical companies,

^bnd: not detected