{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Jia H"],"funding":["National Natural Science Fund of China","Key Scientific Research Program of CAAS"],"pagination":["6197"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9572000"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["27(19)"],"pubmed_abstract":["In this work, a rapid detection method using solid sampling electrothermal vaporization atomic absorption spectrometry (SS-ETV-AAS) was established for cadmium in chocolate. The instrumental system includes a solid sampling ETV unit, a catalytic pyrolysis furnace, an AAS detector, and a gas supply system with only an air pump and a hydrogen generator. Herein, MgO material with 1.0-1.5 mm particle size was first employed to replace the kaolin filler previously used to further shorten the peak width and to thereby improve the sensitivity. With 350 mL/min of air, a chocolate sample was heated for 25 s from 435 to 464 °C to remove water and organic matrices; then, after supplying 240 mL/min hydrogen and turning down air to 120 mL/min, a N<sub>2</sub>/H<sub>2</sub> mixture gas was formed to acc"],"journal":["Molecules (Basel, Switzerland)"],"pubmed_title":["Fast Detection of Cadmium in Chocolate by Solid Sampling Electrothermal Vaporization Atomic Absorption Spectrometry and Its Application on Dietary Exposure Risk Assessment."],"pmcid":["PMC9572000"],"funding_grant_id":["No. CAAS-ZDRW202011","No. 32072307"],"pubmed_authors":["Li X","Feng L","Jia H","Mao X","Lan G","Wang Z"],"additional_accession":[]},"is_claimable":false,"name":"Fast Detection of Cadmium in Chocolate by Solid Sampling Electrothermal Vaporization Atomic Absorption Spectrometry and Its Application on Dietary Exposure Risk Assessment.","description":"In this work, a rapid detection method using solid sampling electrothermal vaporization atomic absorption spectrometry (SS-ETV-AAS) was established for cadmium in chocolate. The instrumental system includes a solid sampling ETV unit, a catalytic pyrolysis furnace, an AAS detector, and a gas supply system with only an air pump and a hydrogen generator. Herein, MgO material with 1.0-1.5 mm particle size was first employed to replace the kaolin filler previously used to further shorten the peak width and to thereby improve the sensitivity. With 350 mL/min of air, a chocolate sample was heated for 25 s from 435 to 464 °C to remove water and organic matrices; then, after supplying 240 mL/min hydrogen and turning down air to 120 mL/min, a N<sub>2</sub>/H<sub>2</sub> mixture gas was formed to acc","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Sep","modification":"2025-04-20T01:47:59.19Z","creation":"2024-11-13T10:05:07.499Z"},"accession":"S-EPMC9572000","cross_references":{"pubmed":["36234728"],"doi":["10.3390/molecules27196197"]}}