The software that powers your LECO mass spectrometry instrument.

LECO’s ChromaTOF brand software is an industry standard mass spectrometer data system for acquiring, processing, and reporting data.

ChromaTOF offers seamless control of both the instrument and accessories, as well as an intuitive interface with highly integrated data processing.

ChromaTOF is the first mass spectrometry data system to fully support multidimensional chromatographic data (GCxGC).

Learn more about LECO's ChromaTOF software and instruments at


Use this form to download the latest version of ChromaTOF.