In order to clearly compare the effect of 2% chitosan coating on the weight reduction, all experimental data in
each sample was to evaluate the rate of weight loss indicated by the slope. The following equations
represented the time-related change in weight loss for control (C0) and coated samples with chitosan composition of
2% w/w combined with two different DD of chitosan 70%, 80% (C3, C3*) and TEA emulsifier addition (CT3,
CT3*). The linear regression seemed fit to all experimental data in each sample indicated by a relatively good
correlation coefficient (R
2
).