Determination of Ten Corticosteroids in Illegal Cosmetic Products by a Simple, Rapid, and High-Performance LC-MS/MS Method

Figure 12

Chromatograms of the corticosteroids (PDN, PDL, MPD, TRM, BCL, FLM, TRA, FLA, DEX, and CLP) and internal standards (MPD-D2, DEX-D4, and PDL-D6) in the blank sample. The relative abundance (-axis) is reported in percentage (%). AA: peak area; RT: retention time.