Influence of Hydroxypropyl-𝜷-Cyclodextrin on the Photostability of Fungicide Pyrimethanil

Table 2

Kinetic parameters of pyrimethanil photodegradation in different aqueous media.

Fungicide	Concentration HP-β-CD (mM)	Water type	𝑘 (10^−3⋅days^−1)	𝑡1/2 (days)
Pyrimethanil	0	Ultrapure	2.12±0.1	327±2.5
		River	29.2±0.6	24±0.5
	30	Ultrapure	2.08±0.1	333±2.9
		River	7.2±0.3	96±1.4