Table 1.

Formulation of different concentration of PVP-I solution.

	PVP-I (%) (w/v)	Glycerin (%) (v/v)
0.5% (w/v) PVP-I	0.5	16.7
0.6% (w/v) PVP- I	0.6	16.7
1.0% (w/v) PVP- I	1.0	16.7