Table 2

Concentrations of PCDDs and PCDFs in the deposited dust on beams in the incineration plants (ng/g)

IIIIII
The dust samples were analyzed after being passed through a sieve of 32 μm.
2,3,7,8-TCDD0.02 0.01 0.38
1,2,3,7,8-PeCDD0.11 1.8 3.2
1,2,3,4,7,8-HxCDD0.14 5.3 4.2
1,2,3,6,7,8-HxCDD0.26 53 11
1,2,3,7,8,9-HxCDD0.17 31 8.5
1,2,3,4,6,7,8-HpCDD1.9 790 73
OCDD3.41800150
2,3,7,8-TCDF0.14 0.72 0.65
1,2,3,7,8-PeCDF0.58 5.0 2.0
2,3,4,7,8-PeCDF0.57 7.4 2.5
1,2,3,4,7,8-HxCDF0.87 13 4.4
1,2,3,6,7,8-HxCDF0.80 17 4.9
1,2,3,7,8,9-HxCDF0.11 2.4 1.8
2,3,4,6,7,8-HxCDF1.6 54 9.2
1,2,3,4,6,7,8-HpCDF3.4 120 32
1,2,3,4,7,8,9-HpCDF0.85 45 4.4
OCDF3.0 210 25
TEQ-PCDD0.20 19 6.7
TEQ-PCDF0.71 14 3.8
TEQ-PCDD/PCDF0.91 33 11