Analyte

Linear range

(µg/L)

R²

LOD

(µg/L)

LOQ

(µg/L)

Regression equation

Intra-day (%RSD)

Inter-day (%RSD)

Carbaryl

10 - 100

0.991

2.8

9.5

Y = 8.24x + 23.05

3.37

3.15

Atrazine

8 - 100

0.992

2.3

7.7

Y = 8.99x + 34.31

1.55

2.41

Propazine

7 - 100

0.995

2.0

6.7

Y = 10.00x + 28.94

2.45

1.97

Chlorothalonil

9 - 100

0.991

2.7

8.9

Y = 16.44x + 41.85

1.44

1.7

Terbutryn

9 - 100

0.990

2.3

8.3

Y = 13.12x + 24.59

1.69

3.03

Dimethametryn

9 - 100

0.999

2.6

8.5

Y = 11.47x + 26.92

2.15

1.38