Table 2.

Drug uploading into the polymeric matrices with respect to time and pH.

Sr. No.	Polymer	Percent Drug Loaded	pH
1.	Chitosan	11.86	2.2
2.	Ch-graft-poly (AA-cop-AAm)	42.12	2.2
3.	Ch-graft-poly (AA-cop-AN)	5.56	2.2
4.	Chitosan	11.86	7.0
5.	Ch-graft-poly (AA-cop-AAm)	42.12	7.0
6.	Ch-graft-poly (AA-cop-AN)	5.56	7.0
7.	Chitosan	11.86	7.4
8.	Ch-graft-poly (AA-cop-AAm)	42.12	7.4
9.	Ch-graft-poly (AA-cop-AN)	5.56	7.4
10.	Chitosan	11.86	9.4
11.	Ch-graft-poly (AA-cop-AAm)	42.12	9.4
12.	Ch-graft-poly (AA-cop-AN)	5.56	9.4

Polymeric sample = 25 mg, Concentration of drug solution = 100 μg/mL.