Fig. 9

Stability of pigments: Control (pigment-xanthan), 1 Ag (pigment-xanthan-Ag), 2 GO (pigment xanthan- GO), and 3 Ag/GO (pigment xanthan- Ag/GO).

Stability of pigments: Control (pigment-xanthan), 1 Ag (pigment-xanthan-Ag), 2 GO (pigment xanthan- GO), and 3 Ag/GO (pigment xanthan- Ag/GO).