Sample | Fe (ppm) | Cr (ppm) | Pb (ppm) | Cu (ppm) | Mn (ppm) | Ni (ppm) | Cd (ppm) | Zn (ppm) |
Result | 0.04 | 0.06 | 0.03 | 0.01 | 0.03 | 0.03 | ND | 0.02 |