A pH-sensitive smart indicator film of neutral red/polyvinyl alcohol/cassava starch for sensing total volatile basic-nitrogen in meat storing. - Su, Yuanyuan; Li, Cheng; Huo, Xiafei; Zhang, Dequan; Zhao, Xinxin; Li, Shaobo; Chen, Li; Zheng, Xiaochun (Journal of Food Measurement & Characterization, 2023)