Determination of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) in paper-based food packaging samples
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The paper samples were extracted with ethanol/water (1 : 1, v/v) mixture at 70°C for 2 h by using an incubator shaker. The extracts were passed through 0.2 μm filters before LC-MS/MS analysis. The method detection limit and method quantification limit of both PFOA and PFOS were 0.1 and 0.3 ng/g, respectively.
Nội dung trích xuất từ tài liệu:
Determination of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) in paper-based food packaging samples
Nội dung trích xuất từ tài liệu:
Determination of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) in paper-based food packaging samples
Tìm kiếm theo từ khóa liên quan:
Paper-based food packaging Perfluorooctanoic acid Simultaneous determination Liquid chromatography Tandem mass spectrometryGợi ý tài liệu liên quan:
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