Formulation | Particle size (μm) | Bulk density | Tapped density | Angle of repose (θ) | Carr’s index | Hausner ratio | Percent porosity |
---|---|---|---|---|---|---|---|
RES-NC-DPI | 102.21 ± 9.83** | 0.083 ± 0.01 | 0.085 ± 0.02 | 31.72 ± 2.12* | 21.17 ± 4.11* | 0.97 ± 0.01 | 42 ± 2.14 |
RES-DPI | 132.33 ± 10.78 | 0.14 ± 0.04 | |||||
0.24 ± 0.12 | 29.33 ± 3.44 | 16.24 ± 3.16 | 0.58 ± 0.21 | 3 ± 1.11 | |||
RES alone | 3.34 ± 1.88 | – | – | – | – | – | |
Respitose® (ML001) | 126.88 ± 11.43 | – | – | – | – | – |