Table 1.

Quantitative curves for the analytes in bamboo leaves.

No.	Compound	Linear Equation	Linear Range (μg/mL)	R 2
1	Isoorientin	Y = 33,927x + 69,381	8.240~206.000	0.9996
2	Orientin	Y = 28,916x + 3955.1	2.500~62.500	0.9998
3	Vitexin	Y = 29,732x − 7953.1	1.744~17.440	0.9992
4	Isovitexin	Y = 34,931x − 10515	2.856~71.400	0.9994