Chem. Commun., 2026, Accepted Manuscript DOI: 10.1039/D6CC02063A, Communication Kuiliang Li, Haolin Yan, Jingzhao Liu, Ping Yang, Jia Tan, Qi Sun, Duo-Duo Hu N-Bromosuccinimide, a widely used brominating and oxidizing reagent in chemical synthesis and pharmaceutical processing, poses significant environmental and health risks. The development of efficient and practical detection methods for NBS...