Table 4. Toxicities of Aroclor PCBs to selected species of birds and 

 mammals administered via dietary, oral, dermal, or intraperitoneal routes. 



Taxonomic group, route Exposure 

 of administration, units, period 

 organism, and compound 



LD-50 



Reference' 



Birds 



Dietary (mg/kg diet) 



Heath et al . 1972 



Stickel et al. 1984 



40 



