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. 2022 Feb 9;8(2):104. doi: 10.3390/gels8020104

Figure 5.

Figure 5

UV-Vis absorption spectra of SCTS solutions, concentration wt.%: 4.0 (1), 2.0 (2), 1.0 (3), 0.4 (4), 0.2 (5), 0.1 (6); HAD solutions, concentration wt.%: 1.00 (7), 0.50 (8), 0.10 (9), 0.05 (10), 0.03 (11); mix SCTS/HAD = 1:1: hydrogel—SCTS 4 wt.%, HAD 1 wt.% (12), solutions—SCTS 0.4 wt.%, HAD 0.1 wt.% (13), SCTS 0.2 wt.%, HAD 0.05 wt.% (14).