The Effect of Thermal Processing on the Saponin Profiles of Momordica charantia L.

Table 2

Calibration curve for specific bitter gourd saponins by UPLC-ESI/MS/MS.

Bitter gourd saponins	Linear range (ng/mL)	Calibration curve	r
Momordicoside L	20–200	y = 397.55x − 1373.1	0.9995
3β,7β,25-trihydroxycucurbita-5,23(E)-dien-19-al	20–200	y = 8175.7x − 160.56	0.9997
Momordicoside K	20–200	y = 236.32x − 700.75	0.9991
Momordicine I	20–200	y = 1997x − 5541	0.9988
Momordicoside I	20–200	y = 27.691x − 149.9	0.9993
Momordicoside F2	20–200	y = 29.61x − 133	0.9970
Momordicoside F1	20–200	y = 122.42x − 272.49	0.9994