After complete dissolution of xanthan powder, 500 mL of this solution alone or mixing cinnamic acid (1 g/L) with it was stirred for about 2 h so as to obtain a homogenous coating solution.
After complete dissolution of xanthan powder, 500 mL of this solution alone or mixing cinnamic acid (1 g/L) with it was stirred for about2 h so as to obtain a homogenous coating solution.