Fig. 1From: Anti-aging and tyrosinase inhibition effects of Cassia fistula flower butanolic extractHPLC fingerprint of C. fistula flower extract. The HPLC fingerprint of the flower extract was evaluated using reversed-phase C18 column and its mobile phase consisted of methanol and 0.1% trifluoroacetic acid (TFA). The flow rate was set at 1.0 mL/min and the detection wavelength was 280 and 325 nmBack to article page