Physicochemical Characterization of Thermally Treated Chitosans and Chitosans Obtained by Alkaline Deacetylation

Table 5

Degree of acetylation of chitosan samples determined by potentiometric titration and ¹H NMR.

Code	𝐹A
	PT^1	NMR^2
A	0.21	0.22
B	0.23	nd
C	0.27	0.22
D	0.09	0.08
E	0.19	0.16

1Potentiometric titration. ²Nuclear magnetic resonance. nd: not determined.