Figure 2.
FTIR spectrum of (a) pristine cellulose; (b) NaOH/urea-treated cellulose; (c) direct TEMPO-oxidized cellulose; and (d) NaOH/urea-treated TEMPO-oxidized cellulose.
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.