Validated HPTLC Method for Quantification of Luteolin and Apigenin in Premna mucronata Roxb., Verbenaceae

Table 2

Intermediate precision studies for luteolin.

Concentration	Concentration	Intraday	Concentration	Interday
(ng/band)	(ng/band)	(% RSD)	(ng/band)	(% RSD)
400	402.3	1.08	403.69	1.32
600	604.3	0.57	606.71	0.65
800	798.8	0.38	799.20	0.43

Mean of three determinations; % RSD—relative standard deviation.