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Espectrometria de Massa
203-821-533
Explore the aroma profile of strawberry candy using Pegasus GC-TOFMS—detect key volatiles for flavor research, quality control, and product development.
DA MDCW25 LPSS-334
Comprehensive Screening of Complex Environmental Samples for PFAS and Other Pollutants Using Enhanced Chromatography with HRTOFMS and Spectral Analysis Tools (SAT)
203-821-435
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...
2014-lcgc-ionization-sources
2011-ctms-pollutants
DOC-52708
Peter Haglund [Umeå University] explores two-dimensional gas chromatography techniques in various environmental samples, including house dust, garbage dump leachate, biota (flora and fauna of a given region), and municipal sewage treatment plants.
DA-MBX25-LPSS-340
The development of a selective complementary, non-invasive test for the early detection of prostate cancer would be beneficial for early medical intervention, periodic monitoring, and treatment. The goal of this study was to develop an analytical...
2018-crto-blinded-exposomes
LPSS-345
There are two common flow splitters in gas chromatography, unpurged and purged splitters. Unpurged splitters are simply a tee or "Y" fitting with the column flow split to two detectors. The purged splitter has the same three connections plus a con...
209-200-176
Pegasus BTX 4D Application Snapshot - Basil
203-821-714
This application note describes an analytical workflow that utilizes solid-phase extraction (SPE) for the cleanup and enrichment of sediment samples prior to analysis by GCxGC-TOFMS using the LECO Pegasus BTX 4D system. The protocol focuses on the...
PEGBT4D_PFAS_ENVIRONMENTAL_WATER_203-821-721
This research aimed to leverage dynamic headspace extraction (DHS) combined with thermal desorption as an alternative for the extraction of volatile and semi-volatile PFAS in water samples. Advanced analytical techniques such as gas chromatography...
203-821-706
In this work, GCxGC-TOFMS hardware and ChromaTOF Tile software were used to investigate an off-odor water sample compared to a control water sample. Both samples were analyzed with HS-SPME and GCxGC-TOFMS, and the associated data were compared wit...
203-821-626
Discover unparalleled resolution and identification capabilities for analyzing food contaminated by mineral oil hydrocarbons (MOH). This application note details a powerful workflow to accurately separate and identify MOSH/MOAH fractions from comm...
2011-fosa-dietary-pesticides