The New TLC Method for Separation and Determination of Multicomponent Mixtures of Plant Extracts

Figure 2

The 1D-TLC separation of Thymi Oleum compounds. The mobile phase: toluene and ethyl acetate (97.5 : 2.5 v/v). The two modes of compounds derivatization: (a) anise aldehyde-sulphuric (VI) acid reagent and (b) vanillin in ethanol reagent.

(a)

(b)