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Response surface models for processing conditions of gelatin from Blackspotted croaker (Protonibea diacanthus) skin
| Responses | Quadratic polynomial model |
|---|---|
| Yield |
|
| Gel strength |
|
| Melting point |
|
X1 = concentration of NaoH (%), X2 = soaking time (min), X3 = extraction temperature (°C) and X4 = extraction time (h), Y = predicted value
