Table 8.

Analytical characteristics for determination of phenolic compounds.

Compound	Linear Range (µg/mL)	Equation of Calibration	Correlation Coefficient R²	LOD (µg/mL)	LOQ (µg/mL)
Cyanidin 3-O-glucoside	10–75	y = 0.8538x	0.9994	0.073	0.241
Quercetin 3-O-rutinoside	20–300	y = 1.9793x	0.9961	0.107	0.354
(+) Catechin	20–200	y = 4.1786x	0.9996	0.438	1.446
Chlorogenic acid	20–300	y = 0.9195x	0.9998	0.062	0.199

y—concentration, x—area.