Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of antioxidant activity contents in onions above different extraction solvent.
| Solvent | mg Trolox/100 g Sample |
|---|---|
| Acetone | 9.7 ± 0.4 a |
| Water | 6.5 ± 0.3 b |
| Ethanol 75% | 9.5 ± 0.9 a |
| Ethanol 85% | 13.1 ± 0.5 c |
| Ethanol | 17.0 ± 0.7 d |
Letters a–d indicate significant differences in antioxidant activity among different extracts.
