Pesticides

Percentages of Pesticide Extraction in Soils by Different Solutions

H₂O Milli-Q

[NaOH] = 0.001 M

[NaOH] = 0.1 M

[HCl] = 0.001 M

p, p’-DDT

14.0 ± 1.5 g

19.0 ± 0.6 f

20.0 ± 1.0 f

21.0 ± 0.6 e

p, p’-DDE

15.0 ± 0.6 g

20.0 ± 0.6 f

21.0 ± 3.0 f

23.0 ± 0.6 e

p, p’-DDD

18.0 ± 1.0 g

22.0 ± 0.6 f

23.0 ± 0.6 f

28.0 ± 0.6 e

Dieldrin

13.0 ± 0.3 g

24.0 ± 0.3 f

23.0 ± 0.1 f

33.0 ± 0.6 e

Aldrin

12.0 ± 0.4 g

18.0 ± 0.2 f

18.0 ± 0.1 f

29.0 ± 0.1 e