Figure 9: Differentiation among various species of Dan-Shen (Salvia spp.). (A): Lipophilic fraction (fluorescence-quenching images); (B): Hydrophilic fracCRS for lipophilic: (IIA) tanshenone IIA; (I) tanshenone I; (Dt) dihydrotanshenone; (C) Cryptotanshenonetion CRS for hydrophilic: (B) salvianolic acid B; (D) danshensu; (P) protocatechualdehyde; (R) rosmarinic acid Sample: (1) authenticated Salvia multiorrhizae Radix (Dan-Shen); (22)-(26) different species of Salvia.