Table 1.
Tribo-electric charging and surface adhesion of THP (n = 3, standard deviations in parentheses).
| Drug | Particle size | Charge to mass ratio (nC/g) | Adhesion (%) |
|---|---|---|---|
| Theophylline (THP) | 38–63 μm | −32.01 (3.8) | 38.42 (5.11) |
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