| Contaminants | RfD (mg/kg/day) | CSF (mg/kg/day) | References |
| F− | 0.06 |
| |
| Cd | 0.001 | 0.5 | |
| Cu | 0.04 |
| |
| Fe | 0.3 |
| |
| Mn | 0.02 |
| |
| Pb | 0.0014 | 0.0085 | |
| Zn | 0.3 |
|