Figure 3

A representative HPLC chromatogram. From top to bottom: mixture of standard compounds, D-BHT, N-BHT, S-BHT and BHT. (a) neomangiferin; (b) mangiferin; (c) glycyrrhizic acid; (d) ammonium glycyrrhizinate.

A representative HPLC chromatogram. From top to bottom: mixture of standard compounds, D-BHT, N-BHT, S-BHT and BHT. (a) neomangiferin; (b) mangiferin; (c) glycyrrhizic acid; (d) ammonium glycyrrhizinate.