Table 3 Relative content of each chemical bond of Fe3+/at%.

From: Efficient atrazine degradation through ZnFe2O4-catalyzed peroxymonosulphate activation

sample

1-Fe3+

2-Fe3+

3-Fe3+

4-Fe3+

ZnFe2O4

18.96

38.70

23.33

19.01