Heavy metal
Mean concentration in tilapia samples (ppb)
§
Concentration of heavy metal consumed in ppb /Kg/day
EPA Chronic Oral RfD (ppb/day)
Arsenic
2.88
1.33
3.0
Lead
1.16
0.53
None set
Cadmium
10.89
5.06
10.0
Mercury
17.48
8.13
1.0
§Concentration of heavy metal consumed in ppb/Kg/day calculated based on a diet of 8 ounce seafood in a day.
Table 3:
Mean concentration, concentrations of heavy metal consumed in one day, and EPA chronic oral RfD.
