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Highly selective ppb-level H2S sensor for spendable detection of exhaled biomarker and pork freshness at low temperature: Mesoporous SnO2 hierarchical architectures derived from waste scallion root

Chemical EngineeringEngineeringPork FreshnessBioanalysisMass SpectrometryAnalytical ChemistryChemistryMedicineWaste Scallion RootElectronic NoseElectrochemical Gas SensorLow Temperature