Influence of different pretreatments and drying methods on the chemical compositions and bioactivities of Smilacis Glabrae Rhizoma

Table 2 Calibration curve equations of astilbin, neoastilbin, neoisoastilbin, and isoastilbin

Peak	Rt ( min)	Compounds	Regression equation	R²
24	4.565	Neoastilbin	y = 12.926 × − 2.3048	0.9993
25	4.879	Astilbin	y = 12.677 × − 2.2413	0.9993
27	5.757	Neoisoastilbin	y = 11.606 × − 1.5159	0.9993
29	6.098	Isoastilbin	y = 13.034 × − 1.2695	0.9993

ISSN: 1749-8546