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Comparative organoleptic properties of biotherapeutic films obtained from chicken feet using propylene glycol and glycerin.
| Sample | pH | Color | Texture | Odor |
|---|---|---|---|---|
| Biotherapeutic colllagen films from chicken feet with glycerine | 5.72 | Dark yellow | Malleable, soft, slightly sticky touch but, with soft touch | Characteristic |
| Biotherapeutic colllagen films from chicken feet with propylene glycol | 5.78 | Dark yellow | Malleable, soft, slightly sticky touch but, with rough touch | Characteristic |
