Specific Isomer
Compound Name
WHO EPA TEF (2005)
ITE TEF
Dioxin:
1 2378
TCDD Tetrachlorodibenzo-p-dioxin
1.00
1.00
2 12378
PeCDD Pentachlorodibenzo-p-dioxin
1.00
0.50
3 123678
HxCDD Hexachlorodibenzo-p-dioxin
0.10
0.10
4 123478
HxCDD Hexachlorodibenzo-p-dioxin
0.10
0.10
5 123789
HxCDD Hexachlorodibenzo-p-dioxin
0.10
0.10
6 1234678
HpCDD Heptachlorodibenzo-p-dioxin
0.01
0.01
7 12346789
OCDD Octachlorodibenzo-p-dioxin
0003
0.001
Furan:
8 2378
TCDF Tetrachlorodibenzofuran
0.10
0.10
9 12378
PeCDF Pentachlorodibenzofuran
0.03
0.05
10 23478
PeCDF Pentachlorodibenzofuran
0.3
0.50
11 123678
HxCDF Hexachlorodibenzofuran
.10
0.10
12 123789
HxCDF Hexachlorodibenzofuran
.10
0.10
13 123478
HxCDF Hexachlorodibenzofuran
.10
0.10
14 234678
HxCDF Hexachlorodibenzofuran
.10
0.10
15 1234678
HpCDF Heptachlorodibenzofuran
.01
0.01
16 1234789
HpCDF Heptachlorodibenzofuran
.01
0.01
17 12346789
OCDF Octachlorodibenzofuran
.0003
0.001