Table 1.

Parameters for the HPLC determinations of carotenoids, flavonoids, and ascorbic acid.

Phytochemicals	LOD (µg/mL)	LOQ (µg/mL)	Linearity range (µg/mL)	Linearity curve	R 2
Lutein	0.025	0.083	0–10	y = 47.052x + 2.3525	0.9993
Lycopene	0.120	0.400	0–50	y = 65.718x − 15.648	0.9997
β-Carotene	0.111	0.370	0–10	y = 42.033x + 0.6141	0.9994
Rutin	0.088	0.294	0–10	y = 32.383x + 0.8618	0.9991
Quercetin	0.085	0.283	0–10	y = 59.862x + 0.4782	0.9989
Myricetin	0.129	0.429	0–10	y = 61.580x − 4.825	0.9975
Luteolin	0.225	0.750	0–10	y = 58.820x − 4.8973	0.9965
Naringenin	0.249	0.829	0–10	y = 68.959x + 0.064	0.9998
Apigenin	0.296	0.987	0–10	y = 62.297x − 2.2565	0.9994
Kaempferol	0.409	1.364	0–10	y = 32.739x − 9.9074	0.9921
Ascorbic acid	0.246	0.820	0–50	y = 95.772x − 4.6799	0.9995

LOD: level of detection, LOQ: level of quantification.