Gold nanoprism/Tollens’ reagent complex as plasmonic sensor in headspace single-drop microextraction for colorimetric detection of formaldehyde in food samples using smartphone readout
Qi Tong, Mengyuan Xu, Yao Yao, Wenhui Chen, Mengchan Xu, Sheng Tang, Wei Shen, Dezhao Kong, Xingwei Cai, Hai‐Wei Shi, Hian Kee Lee
Topics & Concepts
ChemistryDetection limitReagentAnalyteColloidal goldChromatographyAnalytical Chemistry (journal)Surface plasmon resonanceDrop (telecommunication)SolventFormaldehydeCalibration curveNanoparticleNanotechnologyMaterials sciencePhysical chemistryTelecommunicationsOrganic chemistryComputer scienceBiosensors and Analytical DetectionAdvanced Chemical Sensor TechnologiesAdvanced biosensing and bioanalysis techniques