Research Article

Betacyanin as Bioindicator Using Time-Temperature Integrator for Smart Packaging of Fresh Goat Milk

Figure 2

(a) The a∗ value of the bioindicator at room temperature (25 ± 2°C). (b) The a∗ value of the bioindicator at freezing temperature (−20 ± 2°C).
(a)
(b)