Table 1.
The components, molar ratios, and acronyms of the NADESs used in this work.
| NADES | HBA | HBD 1 | HBD 2 | Molar ratio | Added water content (wt%) | Liquid at RT | Acronym | Ref. |
|---|---|---|---|---|---|---|---|---|
| NADES 1 | Choline chloride | Oxalic acid | H2O | 1:1 | 10 wt% | Y | ChCl:OA:W | [15], [31], [32] |
| NADES 2 | Citric acid | H2O | 1:1:1 | 20 wt% | Y | ChCl:CA:W | [15], [33], [34], [35] | |
| NADES 3 | Gallic acid·H2O | – | 2:1 | – | N | ChCl:GA.W | [36] | |
| NADES 4 | Ethanolamine | – | 1:7 | – | Y | ChCl:EA | [37], [38], [39] | |
| NADES 5 | Triethylene glycol | – | 1:3 | – | Y | ChC:TEG | [40] | |
| NADES 6 | H2O | – | 3:1 | – | Y | ChCl:W | [41], [42], [43] |