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.
(a) The absorbance of PLA-2.5 TANN composites as a function of Wavelength (blue) and (b) reaction kinetics and % of inhibition of the PLA based TANN composites film evaluated with DPPH radical scavenging in the methanol solution indicated during 24 h (red).
