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Hydrogen Carrier Gas

Use of hydrogen gas as a carrier gas in gas chromatography for efficient and fast analysis.

203-821-410

Analysis of Light Crude Oil Using Gas Chromatography—High Resolution Time-of-Flight Mass Spectrometry

This application note demonstrates the use of LECO's Pegasus® GC-HRT high-resolution mass spectrometer for analyzing light crude oil samples, including Arabian, Nigerian, Basra, and South Louisiana Light crude oils. The study focuses on identifyin...
203-821-435

Comprehensive Analysis of Drug Residues from a Confiscated Pipe: GC-High Resolution Mass Spectrometry with Chemical Ionization to Facilitate Unknown Identification

This application note demonstrates the use of high-resolution gas chromatography-time-of-flight mass spectrometry (GC-HRT) with chemical ionization (CI) to identify unknown drug residues from a confiscated pipe. The study highlights the advantages...
203-821-447

Enhanced Metabolite Profiling: Hard and Soft Ionization High-Resolution Time-of-Flight Mass Spectrometry

This application note demonstrates the value of both electron impact ionization (EI) and chemical ionization—high-resolution time-of-flight mass spectrometry (HR-CI) in identifying analytes in complex metabolomic samples. The complementary use of ...
401-952-740

Fast GC/Hydrogen Method Transfer – Overview and Examples

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 ...
203-821-449

Identifying Polymer Extract Components wth EI and CI GC-HRTOFMS

This application note demonstrates the use of high-resolution, accurate mass electron impact ionization (EI) and chemical ionization (CI) time-of-flight mass spectrometry (TOFMS) for the identification of components in polymer extracts. The study ...
203-821-448

Jet Fuel Analysis by HRTOFMS: EI, CI, and Accurate Mass

This application note demonstrates the use of high-resolution time-of-flight mass spectrometry (HR-TOFMS) to analyze jet fuel, employing both electron impact ionization (EI) and chemical ionization (CI) techniques. The study highlights how combini...
JB-ASMS14-LPSS-150

Utilization of Hydrogen Carrier Gas on a High-Resolution GC-TOFMS System: An Application Compendium

This application compendium explores the integration of hydrogen as a carrier gas in high-resolution gas chromatography-time-of-flight mass spectrometry (GC-TOFMS) systems, specifically the Pegasus® GC-HRT. Addressing the challenges posed by the d...
NJ-FCFC21-LPSS-000

Utilizing Hydrogen Carrier Gas for Fast GC-MS

Hydrogen as a carrier gas for GC-TOFMS analysis is explored.