Table 1 Summary (mean + standard deviation in Mg kg− 1) of PCB in soil and plants collected around industrial areas in Koko, Delta State, Nigeria.

From: Distribution and human health risk of polychlorinated biphenyls in soil and plants in Koko Town, Delta State, Nigeria

Type

Congener

Soil

Plant

P-value

Non-ortho dl-PCB

PCB-77

3.55 ± 4.32

20.75 ± 28.37

P > 0.05

PCB-81

6.93 ± 8.09

16.06 ± 6.21

P > 0.05

PCB-126

9.85 ± 14.23

12.49 ± 3.62

P > 0.05

PCB-169

4.47 ± 5.03

33.72 ± 65.45

P > 0.05

Mono-ortho dl-PCB

PCB-105

10.32 ± 15.25

11.36 ± 5.15

P > 0.05

PCB-114

12.49 ± 20.95

28.84 ± 16

P > 0.05

PCB-118

16.79 ± 16.96

13.04 ± 3.68

P > 0.05

PCB-123

5.68 ± 8.97

7.07 ± 6.92

P > 0.05

PCB-156

0.98 ± 1.3

0.95 ± 0.42

P > 0.05

PCB-157

1.57 ± 1.91

2.42 ± 8.17

P > 0.05

PCB-167

0 ± 0

4.57 ± 6.55

P > 0.05

PCB-189

11.85 ± 16.42

1.76 ± 2.32

P > 0.05

Mono-ortho ndl-PCB

PCB-128

1.85 ± 2.23

1.3 ± 0.81

P > 0.05

PCB-170

2.91 ± 2.57

12.32 ± 10.04

P > 0.05

Indicator ndl-PCB

PCB-28

1.27 ± 1.82

1.76 ± 0.71

P > 0.05

PCB-52

9.4 ± 12.2

32.25 ± 51.67

P > 0.05

PCB-101

6.27 ± 0.25

4.1 ± 1.16

P > 0.05

PCB-138

2.05 ± 2.08

2.71 ± 2.23

P > 0.05

PCB-153

4.32 ± 4.03

13.17 ± 15.03

P > 0.05

PCB-180

2.96 ± 4.02

38.34 ± 37.37

P > 0.05

Ndl-PCB

PCB-8

8.52 ± 12.91

26.68 ± 12.29

P > 0.05

PCB-18

6.27 ± 8.74

9.01 ± 2.86

P > 0.05

PCB-44

9.37 ± 11.99

11.9 ± 3.27

P > 0.05

PCB-66

37.82 ± 46.27

116.72 ± 84.4

P > 0.05

PCB-187

3.63 ± 5.1

13.78 ± 17.43

P > 0.05

PCB-195

6.86 ± 7.95

22.02 ± 22.73

P > 0.05

Higher chlorinated PCB

 Ndl- PCB

PCB-206

10.91 ± 19.23

19.41 ± 20.32

P > 0.05

 Dl-PCB

PCB-209

3.48 ± 1.83

46.68 ± 83.46

P > 0.05

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