Fig. 2From: Safety evaluation of root extract of Pueraria lobata and Scutellaria baicalensis in ratsHPLC chromatograms of the standard mixture (a) and HT047 batches (b–c). Figure 1b and c shows the chromatograms of the batches used for the acute and subchronic toxicity studies, respectively. The absorbance was monitored at 254 nmBack to article page