Table 1.
Composition and physicochemical characterization of deltamethrin-loaded mosquito repellent patches
| Formulation batch | EC: PVP-K 30 | Weight variation (gm) | Thickness (mm) | Surface area (cm2) | Moisture uptake (%) | Moisture content (%) | Deltamethrin content (%) |
|---|---|---|---|---|---|---|---|
| A1 |
1:2 |
0.47 ± 0.07 |
0.42 ± 0.03 |
14.51 ± 0.68 |
7.31 ± 4.33 |
4.50 ± 0.60 |
50.35 |
| A2 |
2:1 |
0.48 ± 0.06 |
0.41 ± 0.01 |
13.84 ± 0.66 |
4.67 ± 2.66 |
3.13 ± 0.10 |
75.76 |
| A3 |
3:0 |
0.46 ± 0.10 |
0.51 ± 0.01 |
14.30 ± 1.41 |
3.42 ± 2.66 |
2.60 ± 0.25 |
77.60 |
| A4 |
0:3 |
0.54 ± 0.06 |
0.57 ± 0.01 |
14.09 ± 1.68 |
8.92 ± 5.79 |
5.52 ± 0.43 |
62.05 |
| A5 | 1.5:1.5 | 0.46 ± 0.04 | 0.35 ± 0.01 | 13.64 ± 1.37 | 6.23 ± 1.57 | 3.18 ± 0.11 | 66.41 |