Figure 4.
(A) FTIR spectra; (a) S100; (b) P25/S75; (c) P50/S50; (d) P75/S25; (e) P100; and (B) Thermogravimetric analysis.
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.