Assays

Degradation (%)

Time (days)

Metabolites Formed

1

38.8

10

DIA, DEA

4

59.7

20

DIHA, DEDIA, DIA, HA, DEA

11

63.3

20

DIA

12

71.0

15

DIHA, DEDIA, DEHA, DIA, DEA

13

35.7

15

DIA, HA, DEA, U.M.*

16

24.8

15

DEHA, DEA, U.M.*
*U.M. – unidentified metabolites
Table 2: Percentage of atrazine degradation and its metabolites formed for the most relevant results after the fractional factorial design (2IV 8-4). The best result, assay 12, is highlighted.