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

Table 1

Solubility of oxadiargyl (𝑆₀), slope, stability constant (𝐾_s), and correlation coefficient.

Medium	𝑆0±SD (×10^−3 M)	Slope	𝐾s±SD (M^−1)	𝑅^2
Ultrapure water	0.00212±3×10^−5	0.0019	898 ± 25	0.999
pH 3.5	0.00237±5×10^−5	0.0021	888 ± 13	0.999
pH 5.3	0.00224±2×10^−5	0.0018	805 ± 17	0.999
pH 7.4	0.00226±4×10^−5	0.0020	886 ± 9	0.999