Metal | ERL values in Mg/Kg | ERM values in Mg/Kg |
Lead (Pb) | 47 | 220 |
Zinc (Zn) | 150 | 410 |
Copper (Cu) | 34 | 270 |
Cadmium (Cd) | 1.2 | 9.6 |
Arsenic (As) | 8.2 | 70 |
Nickel (Ni) | 21 | 52 |