Table 6. Slope factors and reference dose of Pb and Cd
Element
SF (mg/kg/day)
RfD (mg/kg/day)
Pb
1)
0.0085
0.0005
Cd
0.38
2)
0.001
3)
MOE (Ministry of Environment, 2018).
RAI (Risk Assessment Information System, 2011).
US EPA (1991, 1992).