Process optimization of cabinet-dried Roselle (Hibiscus sabdariffa) Calyxes using response surface methodology
This study aimed to optimize the process parameters of cabinet-drying of roselle (Hibiscus sabdariffa) calyxes to maximize the color rating, lightness (L* value) and, redness (a* value) of the herbal tea infusion and also minimize the moisture content (% dry basis), water activity, and pH using resp...
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| Formaat: | Thesis |
| Taal: | English |
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