Host-Guest Interaction between Herbicide Oxadiargyl and Hydroxypropyl- β -Cyclodextrin

Figure 2

UV-Vis spectra of oxadiargyl in the presence of increasing concentrations: (a) 0; (b) 5; (c) 10; (d) 15; (e) 20; (f) 25; (g) 30; (h) 35 mM of HP-𝛽-CD in (Black Line) ultrapure water, (Blue Line) acetate buffer pH 3.5, (Red Line) acetate buffer pH 5.3, and (Green Line) phosphate buffer pH 7.4.

(a)

(b)

(c)

(d)