The Scientific World Journal

Research Article

Polychlorinated Biphenyls Water Pollution along the River Nile, Egypt

Table 2

Individual average daily doses (mg/kgāˆ’1/dāˆ’1) and hazard quotients of monitored PCBs, according to the age group.
Water sampling regionTotal PCBs (ng/dm3)ADD/HQADD/HQADD/HQ
Greater Cairo14503284.3/142.2308.9/154.5284.3/142.2
Nile Delta18771367.9/183.9399.9/199.9367.9/183.9
Nile Estuaries20166395.3/197.6429.6/214.8395.3/197.6
Bold numbers are hazard quotients values.