Search results - 64 results

Chemical and toxciological characterization of e-liquid cigarettes

developed for the identification of volatile organic compounds (HS / GC- MS) and the additives taurine (LC- MS / MS) and caffeine (GC- MS). Subsequently, the influence of the revised TPD on the quality of ...

Développement et mise au point d'une méthode de quantification par LC-MS/MS de la ricinine et de la L-abrine dans des matrices biologiques

Publication Type: Dissertation Authors: Nganzeu S Source: HE Francisco Ferrer (2019) Service:  Contaminants organiques et additifs Organische contaminanten en additieven Organic contaminants and additives Full text language:  French Category:  D2 FOS Clas ...

A simple dilute-and-shoot method for screening and simultaneous quantification of nicotine and alkaloid impurities in electronic cigarette refills (e-liquids) by UHPLC-DAD

and impurity levels, the majority of them use a targeted LC- MS / MS approach. There is, however, a need for more robust quantification methods that are easy to implement in most control (industrial and ...

Profiling of the beneficial and potentially harmful components of Trichodesma indicum seed and seed oil obtained by ultrasound-assisted extraction

LC-Q- TOF- MS. Rosmarinic acid (67%) and isomers of salvianolic acid B/E/L (26%) were the main phenolics, while melitric acid A and sebestenoid C/D constituted 6% and 1%, respectively. Only a minor part ...

The use of LC-MS/MS to identify counterfeited and illegal biopharmaceuticals seized by the Belgian authorities.

Publication Type: Scientific poster, presentation or proceeding Authors: Celine Vanhee Source: Bruker USERS MEETING, Brussels, Belgium (2015) Keywords: LC–DAD–MS/MS Health Topics:  Médicaments ...

Silicone Wristband Passive Samplers Yield Highly Individualized Pesticide Residue Exposure Profiles.

Jos; Ben Somers; Marijke Hendrickx; Mirjana Andjelkovic; An Van Nieuwenhuyse Source: Environ Sci Technol, Volume 52, Issue 1 (2018) Keywords: Dietary exposure environmental exposure LC-MS/MS passive ...

Risk Assessment of Florists Exposed to Pesticide Residues through Handling of Flowers and Preparing Bouquets.

extracted with a multi-residue Quick Easy Cheap Effective Rugged Safe (QuEChERS) method and analyzed by a combination of gas and liquid chromatography tandem mass spectrometry (GC- MS / MS and LC- MS / MS) by ...

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