Table 1

Recoveries (%) of PCNB and HCB from spiked soil calculated by HPLC

Spiked concentration of PCNB (gm kg^-1)

Concentration (Mean ± SD) (gm kg^-1)

RSD (%)

Recovery (%)

Spiked concentration of HCB (gm kg^-1)

Concentration (Mean ± SD) (gm kg^-1)

RSD (%)

Recovery (%)

0.05

0.0489 ± 0.0016

3.21

97.80

0.05

0.0488 ± 0.0023

1.45

97.60

0.1

0.0979 ± 0.0025

2.84

97.79

0.1

0.0978 ± 0.0025

1.78

97.80

0.2

0.1968 ± 0.0016

4.12

98.40

0.2

0.1957 ± 0.0028

2.10

97.85

0.3

0.2976 ± 0.0018

1.83

99.20

0.3

0.2949 ± 0.0053

2.91

98.30

0.4

0.3938 ± 0.0013

2.13

98.45

0.4

0.3937 ± 0.0019

2.24

98.42

Khan et al. BMC Chemical Biology 2011 11:2   doi:10.1186/1472-6769-11-2