Figure 2.
(a) Attenuated Total Reflectance–Fourier Transform Infra-Red (ATR-FTIR) and (b) Raman spectra of chitosan cellulose and 70A, 70B and 70C lyophilized hydrogel beads.
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.