Research Article
Pangasius Fish Skin and Swim Bladder as Gelatin Sources for Hard Capsule Material
Table 2
Physicochemical properties of gelatin.
| Properties | Gelatin | Skin | Swim bladder | Mixture | Standard [21] |
| Yield (%) | 19.09 ± 0.34 | 19.92 ± 0.53 | 23.51 ± 0.93 | — | Moisture (%) | 9.20 ± 0.020 | 7.61 ± 0.27 | 8.58 ± 0.19 | Max 15 | Ash (%) | 1.10 ± 0.20 | 1.77 ± 0.81 | 1.10 ± 0.53 | Max 5 | Acidity (pH) | 4.15 ± 0.01 | 5.16 ± 0.01 | 5.03 ± 0.03 | 3.8–5.5 | Gel strength (bloom) | 238.88 ± 1.43 | 272.85 ± 1.45 | 278.50 ± 4.89 | 50–300 | Viscosity (mP) | 65 ± 0.36 | 74.7 ± 0.06 | 71 ± 0.20 | 15–75 |
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