Mechanistic insight into Pb2+ sensing by gallic acid-capped gold nanoparticles via SP-ICP-MS and complementary techniques

Key Points

• Pb2+ sensing was effectively demonstrated using gallic acid-capped gold nanoparticles, enhancing detection methods.
• The technique involved sp-icp-ms, indicating a novel approach to trace metal analysis.
• Complementary techniques were applied to validate the sensing mechanism, reinforcing the method's precision.
• Findings highlight the significant application of gold nanoparticles in environmental monitoring, particularly for toxic metals.