Abstract Sodium sulfite (Na2SO3) is widely used as a food additive, but the excessive residue of SO32− in food can cause irritative effects and damages to the human body. In… Click to show full abstract
Abstract Sodium sulfite (Na2SO3) is widely used as a food additive, but the excessive residue of SO32− in food can cause irritative effects and damages to the human body. In this study, we reported a novel near-infrared (NIR) fluorescent probe (DCMQ) for visual detection of SO32− based on a chromogenic reaction. The probe can quantitatively determine SO32− with high specificity and sensitivity, fast response (
               
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