Figure 6.
1H NMR (a) and 13C NMR (b) spectra of lignin fraction extracted by IL at 120 °C after 4 h treatment.
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.