Fig. 3
From: Search for new materials based on chitosan for the protection of cultural heritage

Comparison of FTIR spectra of chitosan from H. illucens (red) and chitosan from P. camtschaticus (green)
From: Search for new materials based on chitosan for the protection of cultural heritage

Comparison of FTIR spectra of chitosan from H. illucens (red) and chitosan from P. camtschaticus (green)