Key Laboratory of Hunan Province for Water Environment and Agriculture Product Safety;
College of Chemistry and Chemical Engineering;
Central South University;
Changsha 410083;
China;
Shenzhen Research Institute of Central South University;
Shenzhen 518057;
China;
Hunan Norui Environmental Technology Co.;
Ltd.;
Changsha 410021;
China;
Carbon dots; Benzoyl peroxide; Colorimetric; Fluorescent probe; Food safety;