Table 11.

The entrapment efficiencies (%) and mean particle size after storage of the microsponges without the gel (S1-S6).

Parameters	Formulation code	Sampling time
		Initial	1 month	2 months	3 months	4 months	5 month	6 months
EE (%)	S1	92.42 ± 4.7	95.82	91.65	92.58	90.33	92.82	90.88
	S2	82.02 ± 2.5	82.71	84.55	82.60	83.29	81.35	82.26
	S3	47.59 ± 4.5	50.63	45.72	50.23	48.50	47.60	48.94
	S4	40.51 ± 7.5	41.84	42.26	35.82	36.22	41.39	40.48
	S5	27.28 ± 8.7	26.60	21.22	26.25	30.65	27.86	27.52
	S6	26.85 ± 6.2	26.20	21.80	25.48	27.60	23.21	23.76
Mean particle size (µm)	S1	17.00 ± 0.45			17.28			19.71
	S2	10.89 ± 1.02			11.05			11.71
	S3	11.10 ± 0.60			12.59			12.63
	S4	14.03 ± 0.78			13.91			15.19
	S5	16.99 ± 2.21			15.99			15.63
	S6	35.30 ± 2.72			35.83			37.57