| Heavy Metal | Oral Rfd | Dermal Rfd | Inhalation Rfd | Oral CSF | Dermal CSF | Inhalation CSF |
| Pb | 0.00 | - | - | 0.01 | - | 420.00 |
| Cd | 0.00 | 0.00 | 0.00 | - | - | 630.00 |
| Cr | 0.00 | - | 0.00 | 0.50 | - | 41.00 |
| Ni | 0.02 | 0.01 | - | - | - | - |
| Cu | 0.04 | 0.02 | - | - | - | - |
| Zn | 0.30 | 0.08 | - | - | - | - |