Effect of Chitosan/BSA Addition on the Physical Stability of Sunflower Oil Emulsions

Figure 3

Photographs of BSA-WSC emulsions (containing 5% v/v oil) with different pH and biopolymer ratios (R = BSA : WSC = 8 : 1–1 : 8). (a) Fresh emulsions and (b–f) emulsions with different pH values 3.0, 4.0, 5.0, 6.0, and 7.0 after 20-day storage at 25°C.

(a)

(b)

(c)

(d)

(e)

(f)