Incorporation of gelatin and Fe<sup>2+</sup> increases the pH-sensitivity of zein-anthocyanin complex films used for milk spoilage detection.

Curr Res Food Sci · 2022 · PMC9011025 · PMID 35434649

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an increasing trendno p-value reported

Overall, the L* , a* , R, G and B values of F1, F2, F3 and F4 showed an increasing trend.

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