Table 4.

Linear relationships between peak areas and concentrations and LOD and LOQ of phenolic compounds

Phenolic compound	Linearity range (μg/mL)	Correlation coefficient (r2)	LODa (μg/mL)	LOQb (μg/mL)
Gallic acid	0.36–680	0.9990	0.11	0.36
Genistein	0.09–600	0.9889	0.03	0.10
Quercetin	0.05–520	0.9987	0.02	0.06
Apigenin	0.20–500	0.9883	0.07	0.23
Myricetin	0.13–400	0.9995	0.04	0.13
Kaempferol	0.30–380	0.9998	0.09	0.30

^aLimit of detection

^bLimit of quantification