Bilayer pH-sensitive colorimetric films with light-blocking ability and electrochemical writing property: Application in monitoring crucian spoilage in smart packaging

•ZnO nanoparticles improved the UV-blocking property and color stability of the bilayer film.•Different patterns could be printed on the bilayer colorimetric film by electrochemical writing.•The bilayer colorimetric film showed a limit of detection of 0.01 mM to NH3.•The bilayer colorimetric film wi...

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Veröffentlicht in:	Food chemistry 2021-01, Vol.336, p.127634-127634, Article 127634
Hauptverfasser:	Yang, Zhikun, Zhai, Xiaodong, Zou, Xiaobo, Shi, Jiyong, Huang, Xiaowei, Li, Zhihua, Gong, Yunyun, Holmes, Melvin, Povey, Megan, Xiao, Jianbo
Format:	Artikel
Sprache:	eng
Schlagworte:	Bilayer colorimetric film Electrochemical writing Gelatin Gellan gum Mulberry anthocyanins ZnO nanoparticles
Online-Zugang:	Volltext
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