SIS Online GC Chromatogram and Mass Spectrum Viewer

This free online tool reads and displays GC and GC/MS data files. netCDF AIA (.cdf) and Agilent ChemStation/MassHunter (.D/data.ms) files are supported.


This page may not work on older web browsers. HTML5 or above is required. Contact us and send us the data file if there are any problems reading the data file.

See also: To read other GC/MS file formats or perform deconvolution, please download NIST AMDIS (free and included in NIST MS demo). To read and convert GC/MS file formats, you may use GC and GC/MS File Translator Pro. To library search your spectra, see our flagship NIST and Wiley specialty mass spectral libraries.