| IL | cations |
| [EMIM] | 1-ethyl-3-methylimidazolium |
| [BMIM] | 1-butyl-3-methylimidazolium |
| [HMIM] | 1-hexyl-3-methylimidazolium |
| [MMIM] | 1,3-dimethylimidazolium |
| [BzMIM] | 1-benzyl-3-methylimidazolium |
| [OMIM] | 1-octyl-3-methylimidazolium |
| [PMIM] | 1-propyl-3-methylimidazolium |
| [BBIM] | 1,3-dibutylimidazolium |
| [BMPyr] | 1-butyl-3-methylpyrrolidinium |
| [OH-EMIM] | 1-(2-hydroxyethyl)-3-methylimidazolium |
| [Me4N] | Tetramethyl ammonium |
| [Et4N] | Tetraethyl ammonium |
| [Pr4N] | Tetrapropyl ammonium |
| [Bu4N] | Tetrabutyl ammonium |
| [Me3NH] | Trimethyl ammonium |
| [Et3NH] | Triethyl ammonium |
| [Bu3NH] | Tributyl ammonium |
| [MTOA] | Methyl trioctyl ammonium |
| [BTMA] | Butyl trimethyl ammonium |
| [Chol] | Choline |
| [Gua] | guanidinium |
| [DMEA] | N,N-dimethylethanolammonium formate |
| [DMBA] | N,N-Dimethylbutylammonium propionate |
| [MPIP] | N-Methylpiperidinium acetate |
| [n-BP] | n-butylpyridinium |
| [DBEA] | N,N-dibutylethanolammonium |
| IL | anions |
| [BF4] | Tetrafluoroborate |
| [PF6] | Hexafluorophosphate |
| [Tf2N] | Bis(trifluromethane)sulfonimide |
| [Dmp] | Dimethyl phosphate |
| [MDEGSO4] | 2-(2-methoxyethoxy) ethyl phosphate |
| [MeSO3] | Methyl sulfonate |
| [EtSO4] | Ethyl sulfate |
| [CF3OO] | Trifluoro acetate |
| [Dca] | Dicyanamide |
| [Dhp] | Dihydrogen phosphate |
| [OTf] | Trifluoromethane sulfonate |
| [MeSO4] | Methyl sulfate |
| [SO4] | Sulfate |
| [TMA] | Trimethyl acetate |
| [F] | Formate |
| [Pr] | Propionate |
| [De] | Deconate, |
| [Oc] | Octanoate |
| [Cl] | Chloride |