Table 1.
Composition of composite pellets (% w/w).
| Sample | Menthol | Camphor | Ammonium Bicarbonate |
Neusilin® US2 | Avicel® PH-101 |
Avicel® RC-581 |
|---|---|---|---|---|---|---|
| N0 | 0.0 | 0.0 | 0.0 | 0.0 | 80.0 | 20.0 |
| N | 0.0 | 0.0 | 0.0 | 25.0 | 60.0 | 15.0 |
| M7.5 | 7.5 | 0.0 | 0.0 | 25.0 | 54.0 | 13.5 |
| M10.0 | 10.0 | 0.0 | 0.0 | 25.0 | 52.0 | 13.0 |
| M12.5 | 12.5 | 0.0 | 0.0 | 25.0 | 50.0 | 12.5 |
| M15.0 | 15.0 | 0.0 | 0.0 | 25.0 | 48.0 | 12.0 |
| M17.5 | 17.5 | 0.0 | 0.0 | 25.0 | 46.0 | 11.5 |
| M20.0 | 20.0 | 0.0 | 0.0 | 25.0 | 44.0 | 11.0 |
| C7.5 | 0.0 | 7.5 | 0.0 | 25.0 | 54.0 | 13.5 |
| C10.0 | 0.0 | 10.0 | 0.0 | 25.0 | 52.0 | 13.0 |
| C12.5 | 0.0 | 12.5 | 0.0 | 25.0 | 50.0 | 12.5 |
| C15.0 | 0.0 | 15.0 | 0.0 | 25.0 | 48.0 | 12.0 |
| C17.5 | 0.0 | 17.5 | 0.0 | 25.0 | 46.0 | 11.5 |
| C20.0 | 0.0 | 20.0 | 0.0 | 25.0 | 44.0 | 11.0 |
| AB7.5 | 0.0 | 0.0 | 7.5 | 25.0 | 54.0 | 13.5 |
| AB10.0 | 0.0 | 0.0 | 10.0 | 25.0 | 52.0 | 13.0 |
| AB12.5 | 0.0 | 0.0 | 12.5 | 25.0 | 50.0 | 12.5 |
| AB15.0 | 0.0 | 0.0 | 15.0 | 25.0 | 48.0 | 12.0 |
| AB17.5 | 0.0 | 0.0 | 17.5 | 25.0 | 46.0 | 11.5 |
| AB20.0 | 0.0 | 0.0 | 20.0 | 25.0 | 44.0 | 11.0 |
Note: In the sample designation, N stands for Neusilin, M—menthol, C—camphor, AB—ammonium bicarbonate and 7.5–20.0 is the concentration (% w/w) of the relevant volatile substance in the powder mixture.