المؤلفون: Lu Y; Hebei Key Laboratory of Analytical Science and Technology of Province, Key Laboratory of Medicinal Chemistry and Molecular Diagnosis of Ministry of Education, College of Chemistry and Materials Science, Hebei University, Baoding 071002, China., Yan H; Hebei Key Laboratory of Analytical Science and Technology of Province, Key Laboratory of Medicinal Chemistry and Molecular Diagnosis of Ministry of Education, College of Chemistry and Materials Science, Hebei University, Baoding 071002, China; Hebei Key Laboratory of Public Health Safety, College of Public Health, Hebei University, Baoding, 071002, China., Li P; Hebei Key Laboratory of Analytical Science and Technology of Province, Key Laboratory of Medicinal Chemistry and Molecular Diagnosis of Ministry of Education, College of Chemistry and Materials Science, Hebei University, Baoding 071002, China., Han Y; Hebei Key Laboratory of Analytical Science and Technology of Province, Key Laboratory of Medicinal Chemistry and Molecular Diagnosis of Ministry of Education, College of Chemistry and Materials Science, Hebei University, Baoding 071002, China., Shen S; Hebei Key Laboratory of Analytical Science and Technology of Province, Key Laboratory of Medicinal Chemistry and Molecular Diagnosis of Ministry of Education, College of Chemistry and Materials Science, Hebei University, Baoding 071002, China. Electronic address: shensg@hbu.edu.cn.

المصدر: Food chemistry [Food Chem] 2024 Sep 30; Vol. 453, pp. 139677. Date of Electronic Publication: 2024 May 14.

نوع المنشور: Journal Article; Evaluation Study

بيانات الدورية: Publisher: Elsevier Applied Science Publishers Country of Publication: England NLM ID: 7702639 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-7072 (Electronic) Linking ISSN: 03088146 NLM ISO Abbreviation: Food Chem Subsets: MEDLINE

مواضيع طبية MeSH: Fluorocarbons*/isolation & purification , Fluorocarbons*/analysis , Fluorocarbons*/chemistry , Eggs*/analysis , Food Contamination*/analysis , Tandem Mass Spectrometry* , Molecular Imprinting* , Ionic Liquids*/chemistry, Alkanesulfonic Acids/analysis ; Alkanesulfonic Acids/isolation & purification ; Alkanesulfonic Acids/chemistry ; Caprylates/chemistry ; Caprylates/analysis ; Caprylates/isolation & purification ; Adsorption ; Animals ; Solid Phase Extraction/methods ; Solid Phase Extraction/instrumentation ; Chickens

المؤلفون: Aranda-Rodriguez R; EBD, Environmental Health Science and Research Bureau, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A0K9, Canada. Electronic address: rocio.aranda-rodriguez@hc-sc.gc.ca., Piperakis A; EBD, Environmental Health Science and Research Bureau, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A0K9, Canada., Grandy J; Sepsolve Analytical, 826 King Street North, Waterloo, Ontario, Canada., McGregor L; Sepsolve Analytical, 4 Swan Court, Forder Way, Peterborough PE7 8GX, UK. Electronic address: lmcgregor@sepsolve.com., Boegelsack N; Sepsolve Analytical, 826 King Street North, Waterloo, Ontario, Canada., Calder H; Markes International, 1000B Western Avenue, Bridgend CF31 3RT, UK., Edwards M; Sepsolve Analytical, 826 King Street North, Waterloo, Ontario, Canada., Papas W; EBD, Environmental Health Science and Research Bureau, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A0K9, Canada., Che J; EBD, Environmental Health Science and Research Bureau, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A0K9, Canada., Shields S; EBD, Environmental Health Science and Research Bureau, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A0K9, Canada.

المصدر: Journal of chromatography. A [J Chromatogr A] 2024 Sep 27; Vol. 1733, pp. 465219. Date of Electronic Publication: 2024 Aug 04.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 9318488 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3778 (Electronic) Linking ISSN: 00219673 NLM ISO Abbreviation: J Chromatogr A Subsets: MEDLINE

مواضيع طبية MeSH: Textiles*/analysis , Gas Chromatography-Mass Spectrometry*/methods , Fluorocarbons*/analysis , Fluorocarbons*/chemistry

المؤلفون: Liu S; Institute of Microbiology, Jiangxi Academy of Sciences, Nanchang 330096, China., Liu Y; Institute of Microbiology, Jiangxi Academy of Sciences, Nanchang 330096, China. Electronic address: liuyu@jxas.ac.cn., Tang B; Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, China., Wang Q; Institute of Microbiology, Jiangxi Academy of Sciences, Nanchang 330096, China., Zhang M; Institute of Microbiology, Jiangxi Academy of Sciences, Nanchang 330096, China., Qiu W; Guangdong Provincial Key Laboratory of Soil and Groundwater Pollution Control, State Environmental Protection Key Laboratory of Integrated Surface Water-Groundwater Pollution Control, School of Environmental Science and Engineering, Southern University of Science and Technology, 1088 Xueyuan Avenue, Nanshan District, Shenzhen 518055, China., Luo X; State Key Laboratory of Organic Geochemistry and Guangdong Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China., Mai B; State Key Laboratory of Organic Geochemistry and Guangdong Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China., Hao Y; Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, China. Electronic address: hao.yj@ihb.ac.cn., Zheng J; Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, China., Wang K; Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, China., Wang D; Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, China.

المصدر: Journal of hazardous materials [J Hazard Mater] 2024 Sep 15; Vol. 477, pp. 135246. Date of Electronic Publication: 2024 Jul 17.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 9422688 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3336 (Electronic) Linking ISSN: 03043894 NLM ISO Abbreviation: J Hazard Mater Subsets: MEDLINE

مواضيع طبية MeSH: Porpoises*/metabolism , Water Pollutants, Chemical*/analysis , Water Pollutants, Chemical*/toxicity , Fluorocarbons*/analysis , Fluorocarbons*/toxicity, Animals ; Risk Assessment ; China ; Environmental Monitoring ; Liver/metabolism ; Food Chain ; Rivers/chemistry ; Lakes ; Kidney/drug effects ; Kidney/metabolism ; Alkanesulfonic Acids/analysis

المؤلفون: Criswell R; Skowhegan Family Medicine, Redington-Fairview General Hospital, Skowhegan, Maine.; Department of Epidemiology, Geisel School of Medicine, Dartmouth College, Lebanon, New Hampshire., Fleisch AF; Center for Interdisciplinary and Population Health Research, MaineHealth Institute for Research, Westbrook.; Pediatric Endocrinology and Diabetes, Maine Medical Center, Portland., Ducatman A; School of Public Health, West Virginia University, Morgantown.

المصدر: JAMA [JAMA] 2024 Sep 10; Vol. 332 (10), pp. 785-786.

نوع المنشور: Editorial

بيانات الدورية: Publisher: American Medical Association Country of Publication: United States NLM ID: 7501160 Publication Model: Print Cited Medium: Internet ISSN: 1538-3598 (Electronic) Linking ISSN: 00987484 NLM ISO Abbreviation: JAMA Subsets: MEDLINE

مواضيع طبية MeSH: Drinking Water*/chemistry , Drinking Water*/standards , Water Pollutants, Chemical*/analysis , Water Pollutants, Chemical*/poisoning , Water Pollutants, Chemical*/standards , Fluorocarbons*/analysis , Fluorocarbons*/poisoning , Fluorocarbons*/standards, Humans ; Government Regulation ; United States ; United States Environmental Protection Agency/standards ; Water Supply ; Maximum Allowable Concentration

المؤلفون: Liu T; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Hu LX; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China. Electronic address: guangguo.ying@m.scnu.edu.cn., Han Y; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Xiao S; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Dong LL; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Yang YY; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Liu YS; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Zhao JL; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China., Ying GG; SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety & MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China. Electronic address: guangguo.ying@m.scnu.edu.cn.

المصدر: Journal of hazardous materials [J Hazard Mater] 2024 Sep 05; Vol. 476, pp. 135081. Date of Electronic Publication: 2024 Jul 02.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 9422688 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-3336 (Electronic) Linking ISSN: 03043894 NLM ISO Abbreviation: J Hazard Mater Subsets: MEDLINE

مواضيع طبية MeSH: Water Pollutants, Chemical*/toxicity , Water Pollutants, Chemical*/analysis , Fluorocarbons*/toxicity , Fluorocarbons*/analysis , Fluorocarbons*/chemistry , Wastewater*/chemistry, Waste Disposal, Fluid ; Risk Assessment ; Sewage ; Biodegradation, Environmental

المؤلفون: Hasegawa K; Department of Preventive Medicine and Public Health, Shinshu University School of Medicine, Matsumoto, Japan.; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan., Motoki N; Department of Preventive Medicine and Public Health, Shinshu University School of Medicine, Matsumoto, Japan.; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan., Inaba Y; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan.; Department of Neurology, Nagano Children's Hospital, Azumino, Japan.; Life Science Research Center, Nagano Children's Hospital, Azumino, Japan., Toubou H; Department of Preventive Medicine and Public Health, Shinshu University School of Medicine, Matsumoto, Japan.; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan., Shibazaki T; Department of Pediatrics, Shinshu University School of Medicine, Matsumoto, Japan., Nakayama SF; Japan Environment and Children's Study Programme Office, National Institute for Environmental Studies, Tsukuba, Japan., Kamijima M; Department of Occupational and Environmental Health, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan., Tsukahara T; Department of Preventive Medicine and Public Health, Shinshu University School of Medicine, Matsumoto, Japan.; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan.; Department of Occupational Medicine, Shinshu University School of Medicine, Matsumoto, Japan., Nomiyama T; Department of Preventive Medicine and Public Health, Shinshu University School of Medicine, Matsumoto, Japan.; Center for Perinatal, Pediatric, and Environmental Epidemiology, Shinshu University School of Medicine, Matsumoto, Japan.; Department of Occupational Medicine, Shinshu University School of Medicine, Matsumoto, Japan.

مؤلفون مشاركون: Japan Environment and Children’s Study Group

المصدر: Environmental health perspectives [Environ Health Perspect] 2024 Sep; Vol. 132 (9), pp. 97004. Date of Electronic Publication: 2024 Sep 11.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: National Institute of Environmental Health Sciences Country of Publication: United States NLM ID: 0330411 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1552-9924 (Electronic) Linking ISSN: 00916765 NLM ISO Abbreviation: Environ Health Perspect Subsets: MEDLINE

مواضيع طبية MeSH: Fluorocarbons*/blood , Fluorocarbons*/toxicity , Maternal Exposure*/statistics & numerical data , Maternal Exposure*/adverse effects , Chromosome Aberrations*/chemically induced , Chromosome Aberrations*/statistics & numerical data , Alkanesulfonic Acids*/blood , Alkanesulfonic Acids*/toxicity, Humans ; Female ; Japan/epidemiology ; Pregnancy ; Adult ; Environmental Pollutants/toxicity ; Environmental Pollutants/blood ; Male ; Infant ; Infant, Newborn ; Prenatal Exposure Delayed Effects/epidemiology ; Prenatal Exposure Delayed Effects/chemically induced ; Cohort Studies ; Child, Preschool ; Birth Cohort ; Caprylates/toxicity ; Caprylates/blood

المؤلفون: Lasters R; ECOSPHERE, Department of Biology, University of Antwerp, Groenenborgerlaan 171, 2020, Antwerp, Belgium; Behavioural Ecology and Ecophysiology Group, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610, Wilrijk, Belgium. Electronic address: Robin.Lasters@uantwerpen.be., Groffen T; ECOSPHERE, Department of Biology, University of Antwerp, Groenenborgerlaan 171, 2020, Antwerp, Belgium; Behavioural Ecology and Ecophysiology Group, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610, Wilrijk, Belgium. Electronic address: Thimo.Groffen@uantwerpen.be., Eens M; Behavioural Ecology and Ecophysiology Group, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610, Wilrijk, Belgium. Electronic address: Marcel.Eens@uantwerpen.be., Bervoets L; ECOSPHERE, Department of Biology, University of Antwerp, Groenenborgerlaan 171, 2020, Antwerp, Belgium. Electronic address: Lieven.Bervoets@uantwerpen.be.

المصدر: Chemosphere [Chemosphere] 2024 Sep; Vol. 364, pp. 143208. Date of Electronic Publication: 2024 Aug 28.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Science Ltd Country of Publication: England NLM ID: 0320657 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-1298 (Electronic) Linking ISSN: 00456535 NLM ISO Abbreviation: Chemosphere Subsets: MEDLINE

مواضيع طبية MeSH: Soil Pollutants*/analysis , Soil Pollutants*/metabolism , Crops, Agricultural*/metabolism , Fluorocarbons*/analysis , Fluorocarbons*/metabolism , Vegetables*/chemistry , Vegetables*/metabolism, Risk Assessment ; Humans ; Soil/chemistry ; Environmental Exposure/statistics & numerical data ; Environmental Monitoring ; Fruit/chemistry

المؤلفون: Kowalska D; QSAR Lab, ul. Trzy Lipy 3, Gdańsk, Poland., Sosnowska A; QSAR Lab, ul. Trzy Lipy 3, Gdańsk, Poland; Laboratory of Environmental Chemometrics, Faculty of Chemistry, University of Gdansk, Wita Stwosza 63, 80-308, Gdansk, Poland. Electronic address: anita.sosnowska@ug.edu.pl., Zdybel S; QSAR Lab, ul. Trzy Lipy 3, Gdańsk, Poland; Laboratory of Environmental Chemometrics, Faculty of Chemistry, University of Gdansk, Wita Stwosza 63, 80-308, Gdansk, Poland., Stepnik M; QSAR Lab, ul. Trzy Lipy 3, Gdańsk, Poland., Puzyn T; QSAR Lab, ul. Trzy Lipy 3, Gdańsk, Poland; Laboratory of Environmental Chemometrics, Faculty of Chemistry, University of Gdansk, Wita Stwosza 63, 80-308, Gdansk, Poland. Electronic address: t.puzyn@qsarlab.com.

المصدر: Chemosphere [Chemosphere] 2024 Sep; Vol. 364, pp. 143146. Date of Electronic Publication: 2024 Aug 23.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Science Ltd Country of Publication: England NLM ID: 0320657 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-1298 (Electronic) Linking ISSN: 00456535 NLM ISO Abbreviation: Chemosphere Subsets: MEDLINE

مواضيع طبية MeSH: Fluorocarbons*/metabolism , Fluorocarbons*/analysis , Water Pollutants, Chemical*/metabolism , Water Pollutants, Chemical*/analysis , Fishes*/metabolism , Quantitative Structure-Activity Relationship*, Animals ; Environmental Monitoring/methods

المؤلفون: Lin CY; Department of Internal Medicine, En Chu Kong Hospital, New Taipei City, 237, Taiwan; School of Medicine, Fu Jen Catholic University, New Taipei City, 242, Taiwan; Department of Environmental Engineering and Health, Yuanpei University of Medical Technology, Hsinchu, 300, Taiwan., Huey-Jen Hsu S; Department of Laboratory Medicine, College of Medicine, National Taiwan University Hospital, National Taiwan University, Taipei, 100, Taiwan., Lee HL; Department of Chemistry, Fu Jen Catholic University, New Taipei City, 242, Taiwan., Wang C; Department of Environmental Engineering and Health, Yuanpei University of Medical Technology, Hsinchu, 300, Taiwan., Sung FC; Department of Health Services Administration, China Medical University College of Public Health, Taichung, 404, Taiwan; Department of Food Nutrition and Health Biotechnology, Asia University, Taichung, 413, Taiwan., Su TC; Department of Environmental and Occupational Medicine, National Taiwan University Hospital, Taipei, 100, Taiwan; Division of Cardiology, Department of Internal Medicine, National Taiwan University Hospital, Taipei, 100, Taiwan; Institute of Environmental and Occupational Health Sciences, College of Public Health, National Taiwan University, Taipei, 100, Taiwan; School of Medicine, College of Medicine, National Cheng Kung University, Tainan, 701, Taiwan. Electronic address: tachensu@gmail.com.

المصدر: Chemosphere [Chemosphere] 2024 Sep; Vol. 364, pp. 143072. Date of Electronic Publication: 2024 Aug 09.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Science Ltd Country of Publication: England NLM ID: 0320657 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-1298 (Electronic) Linking ISSN: 00456535 NLM ISO Abbreviation: Chemosphere Subsets: MEDLINE

مواضيع طبية MeSH: Fluorocarbons*/blood , Fluorocarbons*/analysis , Lipids*/blood, Humans ; Taiwan ; Prospective Studies ; Adolescent ; Adult ; Male ; Young Adult ; Female ; Child ; Environmental Pollutants/analysis ; Environmental Pollutants/blood ; Environmental Exposure/statistics & numerical data ; Biomarkers/blood ; Alkanesulfonic Acids/blood ; Alkanesulfonic Acids/analysis ; Decanoic Acids ; Triglycerides/blood ; Cholesterol, LDL/blood ; Fatty Acids/analysis

المؤلفون: Kukralova K; Department of Solid State Engineering, University of Chemistry and Technology, Technická 5, 16628, Prague, Czech Republic. Electronic address: kukraloa@vscht.cz., Miliutina E; Department of Solid State Engineering, University of Chemistry and Technology, Technická 5, 16628, Prague, Czech Republic; Materials Centre, Faculty of Science, J. E. Purkyně University, Pasteurova 3544/1, 400 96, Ústí nad Labem, Czech Republic. Electronic address: elena.miliutina@vscht.cz., Guselnikova O; Centre of Electrochemical and surface technology, Viktor Kaplan Straße 2, Wiener Neustadt, 2700, Austria. Electronic address: olga.guselnikova@cest.at., Burtsev V; Department of Solid State Engineering, University of Chemistry and Technology, Technická 5, 16628, Prague, Czech Republic. Electronic address: burtsevv@vscht.cz., Hrbek T; Department of Surface and Plasma Science, Faculty of Mathematics and Physics, Charles University, V Holešovičkách 2, 180 00, Prague 8, Czech Republic. Electronic address: tomas.hrbek@matfyz.cuni.cz., Svorcik V; Department of Solid State Engineering, University of Chemistry and Technology, Technická 5, 16628, Prague, Czech Republic. Electronic address: svorcikv@vscht.cz., Lyutakov O; Department of Solid State Engineering, University of Chemistry and Technology, Technická 5, 16628, Prague, Czech Republic. Electronic address: lyutakoo@vscht.cz.

المصدر: Chemosphere [Chemosphere] 2024 Sep; Vol. 364, pp. 143149. Date of Electronic Publication: 2024 Aug 23.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier Science Ltd Country of Publication: England NLM ID: 0320657 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-1298 (Electronic) Linking ISSN: 00456535 NLM ISO Abbreviation: Chemosphere Subsets: MEDLINE

مواضيع طبية MeSH: Spectrum Analysis, Raman*/methods , Fluorocarbons*/analysis , Fluorocarbons*/chemistry, Porosity ; Dielectric Spectroscopy ; Electrochemical Techniques/methods ; Gold/chemistry ; Environmental Monitoring/methods ; Water Pollutants, Chemical/analysis ; Silicon/chemistry