A gas chromatograph mass spectrometer combines gas chromatography and mass spectrometry to identify and quantify substances. The device separates the substance into components which are detected ...

In gas chromatography (GC ... It is here the sample is broken into its component chemicals. A mass spectrometer (MS) is then analyses these chemical components. The individual molecules are ...

The gas chromatography system heats and volatilizes liquid ... After exiting the stationary phase column the sample enters the mass spectrometer. The mass spectrometer detector identifies analytes ...

The Shimadzu single quadrupole GCMS-QP2020 NX gas chromatograph-mass spectrometer (GC-MS) not only boasts the best performance in its class, but also the highest efficiency. This high-end single-quad ...

Gas-phase reactions are crucial in understanding various chemical processes, particularly in the field of mass spectrometry. Mass spectrometry (MS) is a powerful analytical technique used to ...

Coupled to the mass spectrometer, a 1200 series rapid resolution LC system offers a unique combination of flexibility, resolution and speed. Benefits include the ability to run both rapid resolution ...

Scientists from the China University of Sciences combined magnetic solid-phase extraction (MSPE) with gas chromatography–mass ...

Typical uses included extraction of hydrocarbons from shale source rock for purposes of analysis by gas chromatography mass spectrometry (GCMS). Instrumentation: The Thermo Electron ASE 350 permits ...

In living organisms, protein molecules with different chemical structures called proteoforms, are produced from a single gene ...

LCGC International spoke to Michelle Klein from the Faculty of Chemistry of the University of Duisburg-Essen (Essen, Germany) ...

Another innovative approach involves a "top-down" modeling strategy for predicting retention times in comprehensive two-dimensional gas chromatography coupled with mass spectrometry (GC × GC-ToF-MS).