Different systems of natural deep eutectic solvents20a.
| System abbreviation | Component | Mole ratio | |||
|---|---|---|---|---|---|
| Component 1 | Component 2 | Component 3 | Component 4 | ||
| FGSH | Fructose | Choline chloride | Water | Glucose | 1 : 1 : 11 : 1 |
| SoCH | Sorbitol | Choline chloride | Water | — | 2 : 5 : 6 |
| GCH | Glucose | Choline chloride | Water | — | 2 : 5 : 5 |
| GlyCH | Glycerol | Choline chloride | Water | — | 2 : 1 : 1 |
| PMH | Proline | Malic acid | Water | — | 1 : 1 : 3 |
| FCH | Fructose | Choline chloride | Water | — | 2 : 5 : 5 |
| LGH | Lactic acid | Glucose | Water | — | 5 : 1 : 3 |
| PCH | 1,2-Propanediol | Choline chloride | Water | — | 1 : 1 : 1 |
| MAH | Malic acid | β-Alanine | Water | — | 1 : 1 : 3 |
| MCH | Malic acid | Choline chloride | Water | — | 1 : 1 : 2 |
| XoCH | Xylitol | Choline chloride | Water | — | 1 : 2 : 3 |
| SCH | Sucrose | Choline chloride | Water | — | 1 : 4 : 4 |
| XCH | Xylose | Choline chloride | Water | — | 1 : 2 : 2 |
a
—: not added.