Fig. 3

HPLC chromatogram of a resolved mixture of 0.50 μg/mL SAC, 1.00 μg/mL MTP, 1.00 μg/mL DMA, 50.00 μg/mL LDC and 50.00 μg/mL MIC, on a 25.0 cm X-select column, using gradient mobile phase composed of methanol and phosphate buffer (pH 6.0) in different ratios