20. Polychlorodibenzofurans and polychlorodibenzodioxins

WHO 2005 TEF

2,3,7,8-TCDD

1

2,3,7,8-TCDF

0,1

1,2,3,7,8-PeCDD

1

2,3,4,7,8-PeCDF

0,3

1,2,3,7,8-PeCDF

0,03

1,2,3,4,7,8-HxCDD

0,1

1,2,3,6,7,8-HxCDD

0,1

1,2,3,4,7,8-HxCDF

0,1

1,2,3,7,8,9-HxCDD

0,1

1,2,3,7,8,9-HxCDF

0,1

1,2,3,6,7,8-HxCDF

0,1

1,2,3,4,6,7,8-HpCDD

0,01

2,3,4,6,7,8-HxCDF

0,1

OCDD

0,0003

1,2,3,4,6,7,8-HpCDF

0,01

1,2,3,4,7,8,9-HpCDF

0,01

OCDF

0,0003

(T = tetra, P = penta, Hx = hexa, Hp = hepta, O = octa)

Reference — Van den Berg et al: The 2005 World Health Organisation Re-evaluation of Human and Mammalian Toxic Equivalency Factors for Dioxins and Dioxin-like Compounds