Days after last spray

Residues of triazophos (mg∙kg⁻¹)

Dissipation (%)

R₁

R₂

R₃

Average

0

18.04

17.99

18.54

18.19

0.00

1

15.29

15.84

14.59

15.24

16.22

3

10.98

9.87

10.03

10.29

43.43

5

6.92

5.9

6.77

6.53

64.10

7

3.88

3.56

3.99

3.81

79.05

10

1.09

1.12

1.01

1.07

94.12

15

0.07

0.17

0.11

0.12

99.34

20

BDL

BDL

BDL

BDL

100.00

Soil (45th day)

BDL

BDL

BDL

BDL

-

Regression equation

Y = 4.412 + (−0.144)X

R²

0.968

Half-life (Days)

2.08

BDL: Below Determination Level (<0.05 mg∙kg⁻¹)