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Table 1 Levels of PCDD/Fs and dl-PCBs in feed samples (grass, hay, grass silage), results of the monitoring programme in the German State of Baden-Württemberg

From: Reviewing the relevance of dioxin and PCB sources for food from animal origin and the need for their inventory, control and management

Feed/grass

Location of sampling

PCDD/Fs (1996–2012)

dl-PCBs (2005–2012)

Range

Median

Range

Median

(ng WHO (2005)-PCDD/F-TEQ/kg 88% dm)

(ng WHO (2005)-PCB-TEQ/kg 88% dm)

Rural area

0.03–0.26

0.06

0.05–0.18

0.07

Rural area

0.02–0.31

0.08

0.04–0.21

0.06

Slightly populated area

0.03–0.33

0.09

0.05–0.18

0.10

Populated area

0.03–1.04

0.12

0.07–0.47

0.13

Populated area

0.02–0.42

0.11

0.07–0.37

0.13