Table 4.
Coal sample | IL-untc | [HOEtMIm][NTf2]-tc | [HOEtMIm][BF4]-tc | [N8,8,8,1]Cl-tc | [N2,2,2,2]Cl-tc | [C12MIm]Br-tc | [C14MIm]Br-tc |
---|---|---|---|---|---|---|---|
A CH2/ACH3 | 0.680 | 0.591 | 0.537 | 0.671 | 0.589 | 0.545 | 0.537 |
A ar/Aal | 0.727 | 0.910 | 0.830 | 0.545 | 0.763 | 0.873 | 0.858 |