Levels of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/F) in blood samples of occupationally exposed workers from a transformer recycling plant in Dortmund, Germany-initial findings.

Levels of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/F) were determined in 23 blood samples of exposed workers from a transformer recycling plant in Dortmund, Germany. Compared to the most recent studies on German background levels of adults, elevated concentrations of up to 71.6 pg WHO(2005)-TEq/g(lipid base) were found for 8 participants, and for individual PCDF congeners for 15 participants.