Table 1.

Absorbance at 294 nm and 420 nm of water-soluble chitosan–glucose derivatives (WSCGDs) from different treatment times and temperatures *.

Treatment	A294	A420	A294/A420
Control	0.037 ± 0.001 g	0.013 ± 0.001 g	2.977 ± 0.363 e
100 °C, 1 h	0.056 ± 0.059 fg	0.015 ± 0.010 fg	3.763 ± 0.415 d
100 °C, 2 h	0.078 ± 0.003 f	0.018 ± 0.001 f	4.254 ± 0.083 d
100 °C, 3 h	0.103 ± 0.002 e	0.024 ± 0.000 e	4.278 ± 0.087 cd
100 °C, 4 h	0.109 ± 0.010 e	0.025 ± 0.001 e	4.420 ± 0.072 cd
121 °C, 1 h	0.215 ± 0.055 d	0.032 ± 0.001 d	6.737 ± 0.372 a
121 °C, 2 h	0.393 ± 0.089 c	0.073 ± 0.015 c	5.404 ± 0.089 b
121 °C, 3 h	0.598 ± 0.083 b	0.121 ± 0.003 b	4.932 ± 0.057 bc
121 °C, 4 h	0.744 ± 0.017 a	0.170 ± 0.036 a	4.379 ± 0.167 cd

^* The measurement was carried out at 1 mg/mL of concentration. The letters a, b, c, d, e, f, and g in the same column represented for the statistical difference of means with p < 0.05 using Tukey-test. All data points in the table are mean and standard deviation.