The extraction process were performed on three steps (each step for 3 hours), the first step at 500C, second step at 550C and then at 600C. Solubilized gelatin was separated from residual skin fragments by filtration through a nylon filter.
The extraction process wereperformed on three steps (each step for 3 hours), the first step at 500C, second step at 550C and then at 600C. Solubilizedgelatin was separated from residual skin fragments by filtration through a nylon filter.