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.
X-band EPR (9.882 GHz) spectra of the OF extracts with a 10 mg/L concentration (a) and characteristic 5-line DPPH (300 μM) EPR spectrum (b). The arrow indicates the position of the EPR peak at 3515.6 G, where the compound’s antioxidant activity was evaluated.
