Table 2.

Release kinetics of hydrogel in SGF.

Hydrogel	n	R2	K
0% CNC–chitosan	0.76	0.98	0.46
0.5% CNC–chitosan	0.61	0.98	0.52
1% CNC–chitosan	0.68	0.98	0.60
1.5% CNC–chitosan	0.70	0.99	0.57
2% CNC–chitosan	0.67	0.96	0.57
2.5% CNC–chitosan	0.66	0.96	0.57