Lib Search: Similarity EI Hybrid Search for Spectra Sent from Chromatogram Window
Learn how NIST 26 Hybrid Search expands EI GC-MS library searching by identifying structurally related compounds using mass-shifted fragment matching, DeltaMass analysis, and MS Interpreter validation.
Normal EI Search for Spectra Sent from Chromatogram Window
Learn how to use NIST 26 Lib Search with spectra sent from the Chromatogram Window, compare Full Spectrum and Reverse searches, and improve EI GC-MS identifications.
Processing of Accurate Mass GC-MS with NIST26 Chromatogram
Learn how to process accurate-mass GC-MS data in NIST 26 using integrated deconvolution, library searching, MS Interpreter validation, filtering tools, and Excel reporting workflows.
Processing EI GC-MS Data in Chromatogram Window NIST26
Learn how to process EI GC-MS data in NIST 26 using integrated AMDIS deconvolution, library searching, filtering, spectral review, and Excel reporting for confident compound identification.
NIST26 EI GC/MS Software and Libraries
NIST EI Search V4.0 (2026) introduces integrated GC/MS deconvolution, accurate mass EI data support, and an expanded EI library with more than 431,000 spectra for more confident compound identification.
Data Processing Using Thermo Freestyle Software with NIST MSMS Search for Compound Identifications (Elemental Composition with Freestyle)
This course shows how to identify unknowns in LCMS analysis employing the NIST MSMS search software. Part 5 discusses the the determination of molecular formulae with Thermo Freestyle software.
Data Processing Using Thermo Freestyle Software with NIST MSMS Search for Compound Identifications (Setting Up NIST Search and Freestyle Parameters)
This course shows how to identify unknowns in LCMS analysis employing the NIST MSMS search software. Part 3 discusses basic settings for Thermo Freestyle software and the NIST 2023 Search.
Data Processing Using Thermo Freestyle Software with NIST MSMS Search for Compound Identifications (Alternative "Less Efficient" Approaches)
This course shows how to identify unknowns in LCMS analysis employing the NIST MSMS search software. Part 2 discusses the alternate methods for processing the data.
Data Processing Using Thermo Freestyle Software with NIST MSMS Search for Compound Identifications (“Nearby Precursors” Enhancement)
Part 1A discusses the using the "Nearby Precursor" to easily display a MSMS spectrum associated with an ion in MS.
