Figure 4:
HPLC Chromatogram of QO (10 μg mL
-1
), DQ (10 μg mL
-1
), QTF (20 μg mL
-1
) and QL (10.0 μg mL
-1
) mixture, using methanol:acetonitrile:phosphate buffer (pH=5.3) (19:40:41, v/v/v) at 220 nm.
