Physicochemical properties of gelatin–alginate capsule shellsa.
| Capsules | Thickness (mm) | Weight (g) | Moisture content (%) | Ash content (%) |
|---|---|---|---|---|
| HGC | 0.21 ± 0.03 | 0.09 ± 0.02 | 13.58 ± 0.18 | 0.92 ± 0.08 |
| F4 | 0.18 ± 0.03e | 0.08 ± 0.01e | 5.5 ± 0.18e | 1.58 ± 0.16e |
| F7 | 0.28 ± 0.06d | 0.11 ± 0.03d | 7.03 ± 0.02c | 1.87 ± 0.25d |
| F8 | 0.33 ± 0.08c | 0.15 ± 0.02c | 6.63 ± 3.03d | 3.27 ± 0.69c |
| F11 | 0.37 ± 0.06b | 0.16 ± 0.03b | 10.6 ± 0.72a | 3.86 ± 0.26b |
| F12 | 0.47 ± 0.18a | 0.25 ± 0.11a | 7.37 ± 0.23b | 4.05 ± 0.24a |
a
Means ± SD (n = 3); values with different superscript letters (a, b, c, d and e) in the same column are significantly different (P < 0.05).