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Table 1 Teachers' whole weight serum PCB concentrations, % light congeners, and congener ratio

From: Serum PCB levels and congener profiles among teachers in PCB-containing schools: a pilot study

Subject

Age

School

TotalPCB1

Light PCB2

Light PCB %total

PCB471

PCB47% total

Ratio PCB 47:153

12

35

A

0.74

0.24

32.29

0.10

12.97

1.22

8

41

A

0.58

0.21

35.63

0.14

23.28

1.96

11

41

A

1.09

0.30

27.40

0.16

14.33

1.00

16

46

A

1.49

0.17

11.38

0.01

0.70

0.05

15

47

A

1.42

0.28

19.96

0.08

5.90

0.34

4

48

A

2.02

0.28

14.09

0.10

5.18

0.33

3

49

A

0.96

0.18

18.72

0.04

4.32

0.25

10

54

A

1.92

0.30

15.54

0.12

6.45

0.33

17

56

A

2.45

0.29

11.79

0.08

3.20

0.18

1

62

A

1.88

0.29

15.38

0.07

3.90

0.22

6

33

B

0.80

0.17

20.89

0.01

1.36

0.08

9

37

B

0.73

0.13

17.54

0.01

1.87

0.12

2

56

B

1.38

0.12

8.95

0.02

1.56

0.09

14

59

B

1.68

0.24

14.55

0.08

4.64

0.28

5

52

C

2.46

0.20

8.11

0.03

1.02

0.06

7

60

C

2.17

0.20

9.17

0.02

1.04

0.05

13

62

C

4.37

0.40

9.20

0.02

0.46

0.02

18

64

C

5.32

0.71

13.29

0.03

0.05

0.03

  1. 1ng/g serum
  2. 2 ng/g serum, light PCB congeners IUPAC 6-74