LI Qian-yun,WU Gang,WANG Ya,et al.Migration Test and Risk Assessment Based on Dietary Exposure of PBT/PET Cyclic Oligomers in Polymer-laminated Metal Cans[J].Journal of Instrumental Analysis,2022,41(10):1494-1500.
LI Qian-yun,WU Gang,WANG Ya,et al.Migration Test and Risk Assessment Based on Dietary Exposure of PBT/PET Cyclic Oligomers in Polymer-laminated Metal Cans[J].Journal of Instrumental Analysis,2022,41(10):1494-1500. DOI: 10.19969/j.fxcsxb.22070203.
Migration Test and Risk Assessment Based on Dietary Exposure of PBT/PET Cyclic Oligomers in Polymer-laminated Metal Cans
The cyclic oligomers may migrate from polyethylene terephthalate(PET) and polybutylene terephthalate(PBT) coating of metal cans to foods,which may do harm to the human health.Hence,a method was developed for the detection of migration content of PBT/PET cyclic oligomers in coating of metal cans by ultra-high performance liquid chromatography-quadrupole time-of-flight mass spectrometry(UPLC-QTOF MS).According to the database of food consumption,the surface to volume(,S,/,V,) data of food contact materials and the migration tests of PET and PBT cyclic oligomers,the total intake of PET and PBT cyclic oligomers in chinese people exposing to coating of metal cans(fruit cans,drinks cans and beer cans) was estimated,and its risk was assessed by threshold of toxicological concern.Six kinds of PET and PBT cyclic oligomers belonged to the substances of Cramer Ⅲ.The maximum dietary exposure contents of PET and PBT cyclic oligomers were both 1.234 µg/kg·BW/d,which were lower than 1.5 µg/kg·BW/d,the threshold of substances of Cramer Ⅲ.As a result,the intake health risk of PET and PBT cyclic oligomers exposing on coating of metal cans(fruit cans,drinks cans and beer cans) was low,which required no undue attention.
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Risk Assessment and Determination of 18 Alkaloids in Honey by Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry
PM2.5-bound Plastic Additives in Guangzhou,China:Occurrence,Influencing Factors and Risk Assessment
Detection of Leachables in Huoxiang Zhengqi Liquid Based on Fabric Phase Sorptive Extraction and Their Risk Assessment
Non-targeted Screening of Nonvolatile Migration Compounds in Recycled PET Based on Whole Chain and Their Identification of Characteristic Risk Markers
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Hunan Provincial Center for Disease Control and Prevention
Key Laboratory of Theoretical Chemistry of Environment,Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE,School of Environment,South China Normal University
Faculty of Science,Beijing University of Chemical Technology
School of Basic Medical Sciences,Capital Medical University
College of Chemistry,Beijing University of Chemical Technology