Conditions to Prolonged Release of Microencapsulated Carvacrol on Alginate Films as Affected by Emulsifier Type and PH

Figure 4

Halo of inhibition of the films against Escherichia coli by agar diffusion method. (a) Measurements. Bars correspond to standard deviation of mean value of triplicates. 0.25% T: 0.25% w/w trehalose; 0.75% T: 0.75% w/w trehalose; T 20: 1% w/w Tween 20. (b) Images of halo of inhibition as example.

(a)

(b)