Video

Ray Marsili [Marsili Consulting Group] discusses the use of chromatograms to determine flavor and fragrance anomalies within various samples. Presentation from 17 May 2012.

Mark Libardoni, from the Southwest Research Institute, discusses the plausibility of ultra-micro GCxGC instruments for the ability to send analytic systems into space or other extreme environments. Also included in this video: Robert Synovec [University of Washington] presents "Increasing Peak Capacity Production for GCxGC TOF-MS" [start time: 27:20].  (Presented on 18 July 2013.

Erin Reiner [Ontario Advances] discusses how GCxGC-TOF MS has advanced the capability of labs to separate and study dioxin compounds. Presented 29 November 2012.

Joe Binkley [LECO] compares quadrupole and time-of-flight mass spectrometers. Presented 12 November 2009.

Frank Dorman [Penn State University] discusses how time-of-flight mass spectrometry can be used to study fluids involved with hydraulic fracturing, to identify environmental contamination concerns. Presented 19 July 2012.

Bob Nelson and Chris Reddy [Woods Hole Oceanographic Institution (WHOI)] discuss their laboratory's GCxGC process. Presented 19 September 2017.

Copresenters Renee Cataneo & Mayur Mundada [Menssana Research Inc.] discuss data obtained through GCxGC TOF-MS analysis of breath samples. Originally presented 20 September 2012.

Jean-François Focant from the University of Liège (Belgium) discusses utilizing two-dimensional gas chromatography to study volatile compounds in breath samples of asthma patients.

Dave Alonso explores GCxGC TOFMS analysis of cannabis samples for understanding of terpene and cannabinoids among cannabis cultivars. Presented 16 April 2020.

The Pegasus BT 4D determines key aromatic compounds in pumpernickel bread; GCxGC benefits for the analysis of beer and hops samples. Presented by Lena Dubois and Liz Humston-Fulmer, LECO Corporation.

Liz Humston-Fulmer [LECO] utilized GCxGC TOF-MS technologies to understand the chemical composition of CBD-infused beverages. Originally presented 26 March 2020.

Christina Kelly (LECO Applications Chemist) demonstrates how to use the classification tools of ChromaTOF® software. Presented as a portion of the LECO 2020 GCxGC Symposium.

Christina Kelly, LECO Applications Chemist, demonstrates Peak Filtering within the ChromaTOF software. This webinar was originally presented to LECO 2020 GCxGC Symposium participants.

In this webinar from the 2020 GCxGC Symposium, Todd Richards (LECO Separation Science Service Manager) demonstrates quantitiation method set-up in ChromaTOF software.

LECO Applications Chemist, Liz Humston-Fulmer, discusses the Retention Index functionality of ChromaTOF GC-MS data analysis software. This webinar was part of the LECO 2020 GCxGC Symposium.

Dave Alonso, LECO Applications Chemist, introduces webinar attendees to the Spectral Analysis Tools within the ChromaTOF software. Originally presented as a segment of the LECO 2020 GCxGC Symposium. Create Mass Defect, Ring Double-Bond Equivilent, and Van Krevelen data plots.

Liz Humston-Fulmer [LECO] discusses how GC-MS can isolate analyte differences among aging beer samples. Presented 27 September 2018. 

Farai Rukunda [LECO] discusses User Libraries within chromatograph analysis software, ChromaTOF. Presentation from 22 January 2010.

Jeff Gast [LECO] presents an approach for determining proper temperature and analytical gas composition to provide the most accurate moisture value in cannabis, utilizing the RC612 and TGM800. Originally presented 02 April 2020.

Dr. Heather Bean, Arizona State University, discusses using GCxGC-TOF MS to detect and phenotype infections directly from lung samples.

High-Resolution TOF-MS and GCxGC technologies offer a powerful combination for non-targeted environmental contaminant and pollutant analyses. The Pegasus HRT+ 4D with Multi-Mode Source can help a lab improve indentification of unknowns with higher confidence.

Rob Synovec [University of Washington] discusses discovery-based analysis and its application into gas chromatography, and the development of ChromaTOF® Tile, a tile-based fisher ratio analysis tool. [Synovec presentation begins at 14:00]. Presented at ASMS on 10 June 2020.

Cannabis is difficult to analyze due to its chemical diversity and the wide concentration ranges of its constituents. This diversity is important in determining its utility, potency and medicinal effectiveness. Julie Kowalski [JA Kowalski Science Support] discusses using GCxGC TOF-MS to determine constituents (such as cannabinoids, terpnes, flavonoids, and contaminants) in cannabis samples. On-demand webinar.

With ever-increasing demands on your time, labor, and resources, optimizing your workflow is essential. Learn best approaches from GC-TOFMS experts to enhance your one- and two-dimensional gas chromatography applications (GC-MS and GCxGC-MS) in this webinar.

Originally presented 30 November 2022.

Tony Bristow [Astra Zeneca] discusses the development and growth of time-of-flight mass spectrometry, along with how high-resolution instruments (such as Pegasus GC-HRT) can advance pharmaceuticals research. Originally presented 29 March 2012.

Jonathan Byer [LECO] discusses targeted and non-targeted analysis processes, comparing findings against Environmental Protection Agency standardized methods. Originally presented 16 March 2017.

Helium is becoming an increasingly limited natural resource; using Hydrogen to achieve increased chromatographic throughput in GC applications is attractive. Both have advantages and disadvantages. LECO experts investigated the use of Hydrogen as a carrier gas for GC-TOF-MS analysis. Their method transfer approach, technology benefits, and application examples are presented.

Presented by Nick Jones at the LCGC ChromTalks in May 2022.

Gas Chromatography Mass Spectrometry data can be analyzed to determine region of origin of various ingredients, such as vanilla or cinnamon, based on known analytes. Marlene Moskowitz, Senior Scientist, McCormick & Company, discusses how their labs utilize GCMS to determine product flavor profiles.

Christina Kelly [LECO] explores how gas chromatography techniques can be utilized to identify fuel fraud - tax evasive behaviors utilizing gasoline-based fuels - and how LECO instruments perform against ASTM D5769 (standard test method for determination of benzene, toluene, and total aromatics in finished gasolines). 

John Heim [LECO], discusses the capability of GCxGC TOF-MS for drug screening analysis with limited sample preparation. Presented 24 June 2010.

LECO brings data comparison technology into one-dimensional gas chromatography (GC) analysis. See how ChromaTOF Sync analyzes and compares flavor and aroma samples.

Explore how software solutions can save a lab time and resources with GCxGC-TOFMS analysis, utilizing ChromaTOF Tile.

John Seeley [Oakland University] discusses various modulation technique for sample introduction into GCxGC columns. Presented 29 March 2019.

Pete Stevens [LECO] introduces viewers to theory and operation of comprehensive two-dimensional gas chromatography (GCxGC) and provides insight into optimization for sample runs. From 10 September 2009.

Vladimir Tolstikov, PhD, from Eli Lilly, discusses utilizing High-Resolution Gas Chromatography Mass Spectrometry in Metabolomics analyses. Originally presented 21 February 2013.

Thomas Groger [University of Rostock] discusses the benefits that GCxGC provided their laboratory with the study of crude oils, bitumen, and various high boilers (solvents added to slow evaporation rates). Presented 08 March 2018.

History and development of LECO Identification Grading System (IGS), developed from involvement in EPA's Non-Targeted Analysis Collaborative Trial (ENTACT). Presented by Todd Richards, LECO Separation Sciences Service Manager, as part of the LECO 2020 GCxGC Symposium.

ChromaTOF Tile demonstration, "Cannabis Data Processing using ChromaTOF Tile" from 2021 LECO North American GCxGC Symposium.

ChromaTOF Tile versatility demonstration from 2021 LECO North American GCxGC Symposium.

Introduction and overview of ChromaTOF Tile, introduced to LECO customers in the 2021 LECO North American GCxGC Symposium.

Nick Hall [LECO] provides an introduction to time-of-flight mass spectrometry (TOFMS) and discusses of TOFMS works. Presentation from 14 October 2009.

Lorne Fell [LECO] provides an update on LECO Separation Science instruments and equipment. Jean-François Focant [University of Liège] presents "Multiclass GCxGC Method for Cannabis Products", discussing how GCxGC can be utilized to study cannabis strains for CBD content. Presented at ASMS 2020.

Jan Hazebroek, PhD., from Corteva Agriscience, discusses the impacts and benefits that the Pegasus BT had in their laboratory's high-throughput metabolomics research.

Lorne Fell [LECO] briefly discusses comprehnsive two-dimensional gas chromatography, and demonstrates how to establish GCxGC methods utilizing the Simply GCxGC software.

Mark Merrick [LECO] overviews comprehensive two-dimensional gas chromatography, and introduces Simply GCxGC, a comprehensive 2D gas chromatography method optimization online tool. Simply GCxGC is available online. Presentation from 19 July 2017.

John Heim & Jeff Patrick [LECO] discuss GCxGC-TOFMS benefits to metabolomic study, with various experiment results analyzed. Originally presented 16 June 2011.

With an open ion source design, using hydrogen as a carrier gas for gas chromatography can save both time and money. Analyses are quicker, data quality is effectively the same, and a renewable hydrogen generator can slash the cost of helium. See examples of 1D and 2D method transfer, time savings, and real-life examples of data quality for various environmental and aroma applications in this webinar.

Presented on 30 November 2022 as a portion of the Enhanced GC-MS Workflow Solutions webinar.

Ray Marsili [Marsili Consulting Group] explores how food packaging can impact flavors of products through leaching and other contamination means. Preseted 19 September 2013.

Peter Gorst-Allman [LECO] discusses the usage of GCxGC TOF-MS (with the Pegasus BT 4D) to analyze dioxins in samples, in accordance to EPA 1613. Originally presented 07 March 2013.

John Dimandja [Spelman College] discusses the theory and history of comprehensive multidimensional gas chromatography with easy-to-understand examples. Presented 23 May 2013.