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Dilution is Not Always the Solution: The Impact of Makeup Gas Pressure for a VUV Detector for GC
Jack Cochran, VUV Analytics
Jack Cochran describes how dilution with makeup gas impacts analyte residence time in the VUV detector flow cell. Higher makeup gas pressure = higher makeup gas…
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Corrosion Cocktail – Part Ethanol, Part Gasoline, Part Diesel – Analyzed Using GC-VUV
Jack Cochran, VUV Analytics
Part 2 of Jack Cochran's blog about how GC-VUV can be used to monitor for ethanol in diesel storage to prevent serious microbiologically-influenced corrosion problems.
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Analyzing Ethanol in Diesel with Static Headspace – GC-VUV
Jack Cochran, VUV Analytics
Ethanol is a common “oxygenate” added to automobile gasoline in the United States to enable more complete combustion and reduced air pollution. Typically, ethanol is not…
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Discriminating Isomers and Isotopologues using Gas Chromatography – Vacuum Ultraviolet Spectroscopy
Dr. Kevin A. Schug, et al., University of Texas, Arlington
Dr. Schug's presentation at ISCC and GCxGC 2017 discusses how Sum Squared Residual values relate to the differentiation of isomers by GC-VUV. Isomer systems investigated include…
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Fast Residual Solvent Analysis by GC-VUV
Lindsey Shear-Laude, VUV Analytics
Lindsey Shear-Laude describes residual solvent analysis in pharmaceutical products by GC-VUV and static headspace. GC run times are reduced by >5X and solvent classes can be…
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Potential for use of Stable Isotope–Labeled Internal Standards in Gas Chromatography–Vacuum Ultraviolet Spectroscopy Methods
[LCGC Blog]: Dr. Kevin A. Schug, University of Texas, Arlington
LCGC blog discusses how SSR values can be used to predict the proportion of co-eluting peaks that can be differentiated. Method is applied to isomer analysis…
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PIONA GC Analysis of Petroleum based Fuels
Speaker: Jack Cochran, VUV Analytics Hosted by: LCGC
Jack Cochran presents a new method for the PIONA GC analysis of gasoline-range samples to improve throughput. Register to view the webinar.
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Better Living Through (Flavor) Chemistry Part 1 – We Don’t Need No Separation, We Don’t Need No Flow Control
Alex Hodgson, VUV Analytics
Alex describes how GC-VUV is able to differentiate terpene isomers, and why it's possible to speed up GC run times and increase sample throughput.
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The Simplest Answers Are the Best: VUV Spectroscopy & Constitutional Isomers
Derrell Sloan, Ph.D., Customer Support Manager, VUV Analytics
Customer Support Manager Derrell Sloan explains the fundamentals that enable VUV spectroscopy to differentiate between constitutional isomers.
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