975716.fig.004a
(a)
975716.fig.004b
(b)
Figure 4: Influence of stirring time on the absorbance of BCG in solid phase. Conditions: 1.26 μg mL−1 of MT; [BCG] = 10−4 M; pH = 4.0; 70 mg Sephadex LH-20; sample volume 10 mL (air as reference). (a) Before the adding of Sephadex LH-20; (b) after the adding of Sephadex LH-20.