Table 6.

Parameters of calibration curves of standard compounds.

Compound	Tested Linear Range (mg/mL)	Calibration Curve Equation	Determination Coefficient
Neochlorogenic	3.369–107.8	y = 36,200x − 6330	0.9997
Chlorogenic acid	1.4654–93.734	y = 61,500x – 32,800	0.9998
Cryptochlorogenic acid	0.977–125	y = 43,800x − 8150	0.9997
Rutin	0.158–10.078	y = 50,900x − 2670	0.9999
Hyperoside	0.170–9.600	y = 61,600x − 4920	0.9998
Isoquercitrin	0.170–10.892	y = 40,200x − 2510	0.9999
Quercetin-malonylglucoside	0.332–42.500	y = 24,800x − 893	0.9999
Isorhamnetin rutinoside	0.488–15.625	y = 36,500x + 1580	0.9999
Astragalin	0.168–10.754	y = 35,200x − 2710	0.9999
Cyanidin-3-galactoside	3.54–88.46	y = 25,800,000x	0.9990
Cyanidin-3-glucoside	3.99–99.93	y = 26,100,000x	0.9988
Cyanidin-3-arabinoside	2.81–70.35	y = 27,100,000x	0.9992
Peonidin-3-arabinoside	0.25–6.14	y = 27,200,000x	0.9981
Malvidin-3-arabinoside	0.93–23.12	y = 24,800,000x	0.9979
β-carotene	3.07–98.5	y = 21,100x − 3880	0.9997
Xylose	0.0625–2	y = 1.91x + 5.30	0.9987
Fructose	0.625–10	y = 1.77x + 5.18	0.9984
Glucose	0.25–4	y = 1.76x + 5.20	0.9976
Sucrose	0.25–4	y = 1.71x + 5.45	0.9993
Sorbitol	0.0625–1	y = 1.74x + 5.31	0.9985
Ascorbic acid	0.1–0.5	y = 19,100x + 41,000	0.9990
Malic acid	0.5–2.0	y = 599x + 38.9	0.9999