Skip to main content

Advertisement

Table 2 Regression equation, correlation coefficient (R2), linear range for 5 representative compounds from Dendrobium officinale

From: Simultaneous identification and determination of flavonoids in Dendrobium officinale

Compounds Regression equation R2 Linear range (ng/mL)
Apigenin-6,8-di-C-β-d-glucoside y = 1770.70x + 11.105 0.9997 9.25–1850
Apigenin-6-C-β-d-xyloside-8-C-β-d-glucoside y = 1889.51x + 5.476 0.9998 8.43–1686
Schaftoside y = 2046.54x + 14.891 0.9998 7.14–1428
Isoviolanthin y = 1719.51x − 4.4021 0.9999 119.51–2390
Rutin y = 1202.72x + 11.916 0.9998 16.50–3300