| MnO2 | H2O | Fe | Ca | Cu | Pb | K | Na | Mg |
| As + Zn + Co + Ni |
EMD | 93.0 | 5.0 | 0.004 | 0.03 | 0.0005 | 0. 0005 | 0.05 | 0.25 | 0.005 | 1.66 |
|
EMDW1 | - | - | 9.8 | 15.0 | 0.082 | 0.07 | 0.65 | 0.23 | 0.37 | Unknown2 | ≈3% |