Articles with "determination nine" as a keyword



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Validation and determination of nine PFCS in surface water and sediment samples using UPLC-QTOF-MS

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Published in 2018 at "Environmental Monitoring and Assessment"

DOI: 10.1007/s10661-018-6715-2

Abstract: In this study, an analytical method for the routine determination of nine perfluorinated compounds (PFCs), using ultra performance liquid chromatography coupled to a quadrupole time-of-flight mass spectrometer (UPLC-QTOF-MS), was developed, validated, and used for their… read more here.

Keywords: surface water; water; sediment samples; determination nine ... See more keywords
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Determination of nine prohibited N-nitrosamines in cosmetic products by vortex-assisted dispersive liquid–liquid microextraction prior to gas chromatography-mass spectrometry

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Published in 2023 at "RSC Advances"

DOI: 10.1039/d2ra06553c

Abstract: An analytical method for the simultaneous determination of nine prohibited N-nitrosamines in cosmetic products is presented. N-nitrosamines are banned compounds in cosmetic products due to their harmful effects. Therefore, these compounds are not intentionally added… read more here.

Keywords: cosmetic products; liquid; determination nine; nine prohibited ... See more keywords
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Development of a Sensitive Screening Method for Simultaneous Determination of Nine Genotoxic Nitrosamines in Active Pharmaceutical Ingredients by GC-MS

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Published in 2022 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms232012125

Abstract: A worldwide crisis with nitrosamine contamination in medical products began in 2018. Therefore, trace-level analysis of nitrosamines is becoming an emerging topic of interest in the field of quality control. A novel GC-MS method with… read more here.

Keywords: active pharmaceutical; determination; determination nine; method ... See more keywords