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Antioxidant activity of as prepared LigDES systems and half maximal effective concentration or amount of compound/extract necessary to decrease the initial concentration of DPPH to 50% at equilibrium (EC50) determination by means of DPPH assay.
| Lignin-Derived Deep Eutectic Solvents (LigDESs) | EC50 (mg/mL) | |
|---|---|---|
| Ch4Hba | 1.9758 | 1.1103–3.7188 |
| ChCat | 0.1065 | 0.0741–0.1616 |
| ChEug | 0.3148 | 0.2094–0.4774 |
