Table 1.

Linear regression data for the GC-MS method for quantification of asarones.

No.	Asarone	Calibration curve	R2	Linear range (ng/mL)	LOD (ng/mL)	LOQ (ng/mL)
1	β-asarone	y = 0.0014x + 0.1248	0.9993	156–5000	4.2	12.6
2	α-asarone	y = 0.0016x + 0.2398	0.9997	156–5000	4.6	13.9