Table 3.
Oral and dermal reference doses (RfDOral and RfDDermal) for different trace elements along with cancer slope factor (CSF).
| Metals | Reference dose (mg kg-1 day-1) | % Absorbed ABSGI | CSFOral (mg kg-1 day-1) | CSFDermal (mg kg-1 day-1) | |
|---|---|---|---|---|---|
| RfDOral | RfDDermal | ||||
| Pb | 0.003627 | 0.00108 | 30.028 | 0.008529 | 0.0283 |
| Ni | 0.0230 | 0.0008 | 4.023 | 0.9129 | 22.75 |
| Cd | 0.00130 | 0.000025 | 2.523 | 15.029 | 600 |
| Cu | 0.0430 | 0.012 | 30.031 | – | – |
| Cr | 0.00127 | 0.000013 | 1.323 | – | – |
| Fe | 0.7030 | 0.42 | 60.032 | – | – |
| Mn | 0.1430 | 0.0056 | 4.023 | – | – |
| Zn | 0.3030 | 0.06 | 20.033 | – | – |