Preparative Purification of Liriodendrin from Sargentodoxa cuneata by Macroporous Resin

Table 3

Kinetic (a) and isotherm (b) parameters of liriodendrin on D101 and X-5 resins at 25°C.

(a) Kinetic parameters of liriodendrin on D101 and X-5 resins at 25°C

Resin	D101	X-5
Pseudo-first-order
Equation
	0.9883	0.9900
(min^−1)	0.0596	0.0634
(mg/g)	13.6468	14.5831
Pseudo-second-order
Equation
	0.9988	0.9991
(g/mg·min)	0.0101	0.0101
(mg/g)	14.4092	15.3846
Intraparticle diffusion
Equation
	0.7080	0.6936
(mg/g·min^0.5)	0.7261	0.7662
(mg/g)	4.9887	5.4919

(b) Isotherm parameters of liriodendrin on D101 and X-5 resins at 25°C

Resin	D101	X-5
Freundlich
Linear equation
	19.9255	29.0902
	0.4731	0.4069
	0.9701	0.8236
Langmuir
Linear equation
(mg/g)	15.4321	16.7504
	12.0000	42.6429
	0.9948	0.9988