Quantification of Barbatusin and 3β-Hydroxy-3-deoxybarbatusin in Plectranthus Species by HPLC-DAD

Table 1

Analytical parameters of linearity and limits of detection and quantification obtained for 1 and 2.

	Analyte
	1	2
Regression equation
	0.9931	0.9966
LOD (µg/mL)	0.015	0.22
LOQ (µg/mL)	0.1	0.6