Standard purity and response factors of perfluorinated compounds
DC Field | Value | Language |
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dc.contributor.author | Naile, J.E. | - |
dc.contributor.author | Khim, J.S. | - |
dc.contributor.author | House, J.N. | - |
dc.contributor.author | Jones, P.D. | - |
dc.contributor.author | Giesy, J.P. | - |
dc.date.accessioned | 2021-09-08T09:13:50Z | - |
dc.date.available | 2021-09-08T09:13:50Z | - |
dc.date.created | 2021-06-17 | - |
dc.date.issued | 2010 | - |
dc.identifier.issn | 0277-2248 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/118287 | - |
dc.description.abstract | It has been reported that the relative response factors of isotopically labeled standards and unlabeled standards of the same perfluorinated compounds could be different. Individual (100 ng mL1) solutions of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) were analyzed using high-performance liquid chromatography tandem mass-spectrometry under negative-ion electrospray to detect any impurities present down to 0.5%-0.1% relative to the major component. Purity of the standards ranged from approximately 86% to ≥ 97%. Standard solutions of unlabeled and isotopically labeled materials were analyzed to compare the response factors of isotopically labeled analytes versus their nonlabeled counterparts in three different matrices at equivalent concentrations: organic solvent (methanol), serum extract, and water present individually and concurrently. Not all labeled analytes have the same response factor as their nonlabeled complement, and in at least one case the matrix in which the standard is present may cause significant suppression of response. Standard solutions of electrochemical fluorination produced PFOA and PFOS were quantified under multiple reaction monitoring mode, using calibration curves prepared from standards consisting primarily of linear standards only. The use of linear only standards may cause under-prediction of concentrations, and that the working range of these standards may be limited. © 2010 Taylor & Francis. | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | Taylor and Francis Ltd. | - |
dc.subject | Calibration | - |
dc.subject | High performance liquid chromatography | - |
dc.subject | Mass spectrometry | - |
dc.subject | Negative ions | - |
dc.subject | Organic solvents | - |
dc.subject | Electrochemical fluorination | - |
dc.subject | High-performance liquid chromatography tandem mass spectrometries | - |
dc.subject | LC-MS/MS | - |
dc.subject | Multiple-reaction monitoring modes | - |
dc.subject | Perfluorooctane sulfonates | - |
dc.subject | PFCs | - |
dc.subject | PFOA | - |
dc.subject | PFOS | - |
dc.subject | Matrix algebra | - |
dc.subject | calibration | - |
dc.subject | fluorocarbon | - |
dc.subject | isotopic analysis | - |
dc.subject | liquid chromatography | - |
dc.subject | mass spectrometry | - |
dc.subject | methanol | - |
dc.subject | organofluorine | - |
dc.title | Standard purity and response factors of perfluorinated compounds | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Khim, J.S. | - |
dc.identifier.doi | 10.1080/02772240903397556 | - |
dc.identifier.scopusid | 2-s2.0-77954983882 | - |
dc.identifier.bibliographicCitation | Toxicological and Environmental Chemistry, v.92, no.7, pp.1219 - 1232 | - |
dc.relation.isPartOf | Toxicological and Environmental Chemistry | - |
dc.citation.title | Toxicological and Environmental Chemistry | - |
dc.citation.volume | 92 | - |
dc.citation.number | 7 | - |
dc.citation.startPage | 1219 | - |
dc.citation.endPage | 1232 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scopus | - |
dc.subject.keywordPlus | Calibration | - |
dc.subject.keywordPlus | High performance liquid chromatography | - |
dc.subject.keywordPlus | Mass spectrometry | - |
dc.subject.keywordPlus | Negative ions | - |
dc.subject.keywordPlus | Organic solvents | - |
dc.subject.keywordPlus | Electrochemical fluorination | - |
dc.subject.keywordPlus | High-performance liquid chromatography tandem mass spectrometries | - |
dc.subject.keywordPlus | LC-MS/MS | - |
dc.subject.keywordPlus | Multiple-reaction monitoring modes | - |
dc.subject.keywordPlus | Perfluorooctane sulfonates | - |
dc.subject.keywordPlus | PFCs | - |
dc.subject.keywordPlus | PFOA | - |
dc.subject.keywordPlus | PFOS | - |
dc.subject.keywordPlus | Matrix algebra | - |
dc.subject.keywordPlus | calibration | - |
dc.subject.keywordPlus | fluorocarbon | - |
dc.subject.keywordPlus | isotopic analysis | - |
dc.subject.keywordPlus | liquid chromatography | - |
dc.subject.keywordPlus | mass spectrometry | - |
dc.subject.keywordPlus | methanol | - |
dc.subject.keywordPlus | organofluorine | - |
dc.subject.keywordAuthor | Calibration | - |
dc.subject.keywordAuthor | LC-MS/MS | - |
dc.subject.keywordAuthor | PFCs | - |
dc.subject.keywordAuthor | PFOA | - |
dc.subject.keywordAuthor | PFOS | - |
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