Chitin Hydrogels Prepared at Various Lithium Chloride/N,N-Dimethylacetamide Solutions by Water Vapor-Induced Phase Inversion

Table 2

Area portion (%) of the hydrogen bonding in the region of 3700–3000 cm⁻¹ in the deconvolution FT-IR spectra.

Peak	% area
	Extracted chitin	C1-3	C1-5	C1-7	C1-10	C2-3	C2-5	C2-7	C2-10
1	7.1	8.1	13.3	11.1	15	11.5	9.6	27	10.6
2	51.3	46	39.9	48.6	48	59.2	50	42.3	49
3	37.5	42.5	44.1	37.3	34	26.3	38.3	30.7	37.7
4	4.1	3.4	2.7	3	3	3	2.1	0	2.7