and the resulting peptide mixture is partially separated by column chromatography and introduced into a mass spectrometer by means of electrospray ionization. Thousands of mass spectra are ...

Top-down mass ... mass spectrometer, so important information about combinatorial PTMs is retained. In recent years, highly efficient fragmentation methods have been developed (such as electron ...

TThe expression CMS is a single quadrupole mass spectrometer, equipped with ESI and APCI probes, switchable with minimal effort. The instrument has a mass range of m/z 10 to m/z 1,200, and a ...

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Atmospheric pressure ionization mass spectrometry (API-MS) has grown into a significant tool for pure gas analysis, offering part-per-trillion (ppt) level detection of specific impurities in pure ...

The hybrid quadrupole-Orbitrap enables both targeted and non-targeted screening and characterization of volatile compounds. Sample components are separated by GC and ionized by electron-impact for ...