Sensitive and multicolor detection of nitrite based on iodide-mediated etching of gold nanostars
Chengyi Hong, Dandan Li, Siying Cao, Xin Huang, Hongfen Yang, Dan Yang, Zhiyong Huang, Ren Cai, Weihong Tan
Abstract
) in the concentration range of 2-300 μM, with a detection limit of 0.4 μM. The as-proposed method was successfully applied to determination of nitrite in cabbage and sausage, and the results showed good reproducibility and accuracy.
Topics & Concepts
NitriteIodideDetection limitChemistryEtching (microfabrication)Surface plasmon resonanceColloidal goldNanoparticleInorganic chemistryNuclear chemistryNanotechnologyMaterials scienceChromatographyNitrateOrganic chemistryLayer (electronics)Advanced biosensing and bioanalysis techniquesBiosensors and Analytical DetectionAdvanced Nanomaterials in Catalysis