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Knowledge Base Articles

GC-Orbitrap MS Technology for Pesticides Analysis

LCGC, Amadeo Fernandez-Alba Comprehensive testing for the presence of pesticide residues in food requires the application of both liquid chromatography (LC) and gas chromatography (GC) coupled to mass spectrometry. In particular, interest is growing ...

SelectScience Interview: Mass Spectrometry Inventor, Alexander Makarov, Explains How State-of-the-Art MS is Being Utilized in World Leading Anti-Doping Laboratories

Alexander MakarovSelectScience InterviewThe Hong Kong Jockey Club is one of the largest and most well respected flat racing organizations in the world. The Club has a world class drug-testing facility, on site at the Sha Tin Racecourse. This internat...

The 100 isotopologue challenge: Orbitrap mass spectrometry as a means of high‐dimension clumped and position‐specific isotope analysis

Eiler J, Dallas B, Chimiak E, Schwieters J, Juchelka D, Makarov A, Griep-Raming J. ASMS 2016 PosterThe distribution of rare isotopes (D, 13C, 15N, etc.) at molecular scales — site‐specific effects and/or multiple substitutions, or ‘clumping’ — offers...

Discovery of Emerging Disinfection By-Products in Water Using Gas Chromatography Coupled with Orbitrap-based Mass Spectrometry

Cojocariu C, Postigo C, Richardson SD, Barcelo D, and Silcock P.Application Note 10490This work has shown the successful application of the Q Exactive GC system for the characterization of iodo-DBPs in disinfected water extracts. • A large number of ...

Fast Screening, Identification, and Quantification of Pesticide Residues in Baby Food Using GC Orbitrap MS Technology

Cojocarlu C, Roberts D, Hetmanski M, Fussell R, Silcock P.Application Note 10449In this work, we demonstrate the use of GC coupled with Orbitrap™ MS technology for fast, high throughput pesticide residues analysis in baby food samples, with an almost...

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