Table 1 Solvent combinations used in the extraction of antioxidant compounds
Solvent combination | Abbreviation |
|---|---|
Water | W |
Methanol | M1 |
Methanol/water (70/30, v/v) | M2 |
Methanol/water (50/50, v/v) | M3 |
Methanol/acetic acid (99.5/0.5, v/v) | M4 |
Methanol/water/acetic acid (70/29.5/0.5, v/v/v) | M5 |
Methanol/water/acetic acid (50/49.5/0.5, v/v/v) | M6 |
Ethanol | E1 |
Ethanol/water (70/30, v/v) | E2 |
Ethanol/water (50/50, v/v) | E3 |
Ethanol/acetic acid (99.5/0.5, v/v) | E4 |
Ethanol/water/acetic acid (70/29.5/0.5, v/v/v) | E5 |
Ethanol/water/acetic acid (50/49.5/0.5, v/v/v) | E6 |
Acetone | A1 |
Acetone/water (70/30, v/v) | A2 |
Acetone/water (50/50, v/v) | A3 |
Acetone/acetic acid (99.5/0.5, v/v) | A4 |
Acetone/water/acetic acid (70/29.5/0.5, v/v/v) | A5 |
Acetone/water/acetic acid (50/49.5/0.5, v/v/v) | A6 |