[Retracted] Process Optimization for Development of Guar Gum-Based Biodegradable Hydrogel Film Using Response Surface Methodology

Table 3

Experimental results of response for the development of hydrogel film.

Expt. no	Independent parameters			Responses
	Initiator (mg/100 mL GS)	Cross linker (mg/100 mL GS)	Plasticizer (mL/100 mL GS)	Biodegradation (% wt. loss)	Color difference (ΔE)	Hardness (N)	Swelling index (%)	Transparency (per mm thickness) %
1	0.15	0.05	2	14.90	3.97	116.8	191.46	61.3
2	0.1	0.05	4	13.91	6.99	129.1	125.36	58
3	0.1	0.05	4	12.84	7.54	129.5	110.56	59.4
4	0.1	0.02	6	4.79	6.73	127.25	120.94	56.2
5	0.1	0.02	2	9.84	10.29	126.65	187.23	49.3
6	0.1	0.08	2	4.32	5.41	103.75	132.01	56.3
7	0.05	0.05	6	13.44	10.57	128.5	139.71	39.4
8	0.1	0.05	4	11.54	7.45	130.85	121.45	59.8
9	0.05	0.02	4	7.79	25.65	128	151.08	19.3
10	0.1	0.05	4	12.41	7.32	129.5	110.56	58.4
11	0.05	0.05	2	6.04	25.10	111.45	89.70	26.6
12	0.1	0.08	6	5.83	7.62	129.2	141.89	65.8
13	0.1	0.05	4	13.36	6.99	129.95	119.65	58.6
14	0.05	0.08	4	18.34	14.29	106.85	110.56	40.6
15	0.15	0.05	6	8.49	15.39	128	131.86	62
16	0.15	0.08	4	7.63	15.65	123.35	161.91	59.9
17	0.15	0.02	4	22.13	8.516	122.05	213.3	56.9

, indicates the maximum and minimum values.