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m / z of analytes ionization electron ionization technique with sufficient resolution and accuracy of better than 5 ppm.
Like most other GC/MS systems, the GC/MS configuration of Thermo's TSQ Quantum offers both electron ionization and chemical ionization sources and has a mass range of up to 3,000 m/z.
When run in the electron ionization mode, the first peak at 14.
Comparison of metabolomic profiles obtained using chemical ionization and electron ionization MS in exhaled breath
The new solutions include the Agilent 7010 Triple Quadrupole GC/MS System, a high-efficiency electron ionization (EI) source that enables attogram detection limits.
Designed for electron ionization mode only, it is priced at $52,495.
Internal Ionization: Based on the field-proven Saturn 2000 series GC/MS, the Varian 4000 system achieves the industry standard for sensitivity, both in full-scan electron ionization (EI) and positive chemical ionization (PCI) operation.
Structure Characterization of Low Molecular Weight Target Analytes Electron Ionization.