858153.fig.003a
(a)
858153.fig.003b
(b)
Figure 3: Chromatogram of BHA, BHT, and OMC analyzed using RP-HPLC-UV/Vis at = 280 nm (A: pH 7, : 0.79 < 1.5 and B: pH 3.5, : 1.98 > 1.5).