. 2021 Oct 21;7(4):175. doi: 10.3390/gels7040175

Table 1.

The effect of chitosan and pectin concentration on a coefficient and b exponent of the power law model for the storage modulus in the frequency sweep of the hydrogels at 25 and 4 °C.

T (°C)	Sample	a (Pa·Hz ^b)	b	R²
25	CHI2PEC0	20.1 ± 1.1 ^a,A	0.677 ± 0.015 ^a,A	0.9922
	CHI2PEC2	340 ± 19 ^b,B	0.360 ± 0.008 ^b,B	0.9992
	CHI2PEC3	759 ± 3 ^c,C	0.328 ± 0.001 ^b,BC	0.9980
	CHI1.5PEC3	485 ± 18 ^b,B	0.300 ± 0.011 ^bc,C	0.9992
	CHI1PEC3	725 ± 130 ^c,C	0.236 ± 0.013 ^c,D	0.9977
	CHI0PEC3	0.0938 ± 0.0002 ^a,A	1.580 ± 0.059 ^d,E	0.9858
4	CHI2PEC0	26.9 ± 0.4 ^A	0.676 ± 0.001 ^A	0.9959
	CHI2PEC2	381 ± 4 ^B	0.346 ± 0.003 ^BC	0.9991
	CHI2PEC3	1233 ± 37 ^D	0.303 ± 0.011 ^BC	0.9998
	CHI1.5PEC3	753 ± 81 ^C	0.295 ± 0.011 ^C	0.9996
	CHI1PEC3	1209 ± 68 ^D	0.176 ± 0.005 ^F	0.9965
	CHI0PEC3	8.90 ± 0.49 ^A	1.125 ± 0.022 ^G	0.9835

^{a–c, A–G} Two means followed by the same letter in the same column are not significantly (p > 0.05) different according to the Tukey’s multiple range test.