Table 3.
Characteristics of the two-phase aqueous system of choline chloride − glucose + dipotassium hydrogen phosphate + water.
| Feed number | Feed composition (percentage by weight) | Composition of the upper phase (percentage by weight) | Lower phase composition (weight percent) | STL | TLL | |||
|---|---|---|---|---|---|---|---|---|
| DES | K2HPO4 | DES | K2HPO4 | DES | K2HPO4 | |||
| 1 | 30 ± 2 | 30 ± 08 | 35.45 ± 2 | 24.73 ± 2 | 16.66 ± 0.8 | 42.9 ± 0.9 | − 0.97 ± 0.01 | 26.13 ± 0.5 |
| 2 | 32 ± 1 | 30 ± 2 | 48.5 ± 2 | 17.35 ± 0.5 | 11.1 ± 0.4 | 52.52 ± 1 | − 0.94 ± 0.01 | 51.34 ± 1 |
| 3 | 25 ± 0.7 | 37 ± 0.5 | 47.51 ± 0.6 | 17.79 ± 0.6 | 14.86 ± 1 | 45.63 ± 1 | − 0.85 ± 0.03 | 42.91 ± 0.8 |
| 4 | 20 ± 1 | 40 ± 2 | 37.5 ± 1 | 23.4 ± 1 | 16.16 ± 0.8 | 43.65 ± 1 | − 0.95 ± 0.02 | 29.4 ± 0.4 |