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The Moisture Uptake, Swelling Ratio, Erosion, and Porosity of Blank Blended Patches and Herbal Blended Patches
| Formulas | Chitosan/HPMC/glycerine blended patches | Crude Z. cassumunar oil/chitosan/HPMC/glycerine blended patches |
|---|---|---|
| Moisture uptake (%) | 28.85 ± 3.52 | 29.18 ± 2.06 |
| Swelling ratio (%) | 23.02 ± 3.98 | 23.91 ± 4.42 |
| Erosion (%) | 3.50 ± 0.92 | 3.42 ± 1.34 |
| Porosity (%) | 2.11 ± 0.20 | 2.06 ± 0.17 |
