An Au 25 Nanocluster‐Based Electrochemical Biosensor for Profenofos Detection With High Activity and Sensitivity

Key Points

• The research aims to develop an electrochemical biosensor using Au 25 nanoclusters for detecting profenofos with high sensitivity.
• Developed an Au 25 nanocluster-based electrochemical biosensor
• Tested the sensor's performance for profenofos detection
• Measured mass concentration and inhibition rate
• Assessed reproducibility, anti-interference, and stability of the biosensor
• Established a linear relationship between profenofos concentration and inhibition rate
• Achieved a detection limit of 0.137 µg/L for profenofos
• Demonstrated excellent reproducibility and stability in real sample detection

Abstract