| Coal/lignite | 2-MOE separate | Peak shift (ppm) | Assignment |
| Dukla | Solid phase of leachate | 14.5 | TTA |
|
| Solid residue after leaching | 3.6 | THDA |
| ČSA | Solid phase of leachate | 14.6 | TTA |
|
| Solid residue after leaching | 3.4 | THDA |