Optimization of the Purifying Process for Columbianetin-β-D-Glucopyranoside from Angelicae Pubescentis Radix and Evaluation of Its Analgesic Activity Using Hot Plate Test

Figure 6

(a) Dynamic leakage curve; (b) gradient elution curve; (c) desorption curve of CBG on an GDX-201 resin column 150 mL (10 BV), H₂O; 150–300 mL (10 BV), 5% ethanol; 300–510 mL (14 BV), 25% ethanol; (d) the relationship between the cycle numbers and the adsorption ratio.

(a)

(b)

(c)

(d)