Gas chromatography (GC) is an analytical technique used to separate and analyze compounds that can be vaporized without decomposition. In forensic science, GC is invaluable for identifying and quantifying substances present in various types of evidence.Gas chromatography offers several advantages that make it indispensable in forensic science:<ul><li>GC can detect and identify minute quantities of substances, even at trace levels, allowing forensic scientists to analyze small samples effectively.</li><li>It is capable of analyzing a wide range of volatile and semi-volatile compounds, making it suitable for various types of forensic evidence, including drugs, explosives, and environmental samples.</li><li>GC provides precise measurements of compound concentrations, which is essential for determining levels of substances such as blood alcohol content or drug quantities in forensic toxicology reports.</li><li>It can quickly separate and analyze compounds, enabling timely processing of forensic evidence, which is crucial in criminal investigations.</li><li>Combining GC with mass spectrometry enhances the ability to identify compounds with high accuracy, even in complex mixtures, by providing both separation and molecular identification.</li></ul>These advantages make gas chromatography a powerful tool in forensic investigations, aiding in the accurate detection and analysis of chemical substances found at crime scenes.<h4>How Gas Chromatography Works?</h4>In simple terms, gas chromatography involves the following steps:<ul><li>Sample Introduction: A small amount of the sample is injected into the chromatograph.</li><li>Vaporization: The sample is heated and vaporized.</li><li>Carrier Gas: An inert gas, such as helium or nitrogen, carries the vaporized sample through a column containing a stationary phase.</li><li>Separation: As the sample moves through the column, its components interact differently with the stationary phase, causing them to separate based on their chemical properties.</li><li>Detection: Separated compounds exit the column and are detected, producing a chromatogram - a visual output that displays the presence and quantity of each component.</li></ul><h4>Applications of Gas Chromatography in Forensics</h4>GC is an important l tool in forensic science, offering a wide range of applications that aid in the investigation and resolution of criminal cases. Here are some of the key applications:<h5>Drug Analysis and Toxicology</h5><ul><li>Drug Detection: GC is used to identify and quantify drugs in biological samples such as blood, urine, or hair. This helps determine if a suspect was under the influence during a crime and aids in postmortem toxicology to establish the cause of death.</li><li>Toxicology: GC helps detect toxic substances like poisons, which is vital for determining the cause of death and intent in criminal cases.</li></ul><h5>Arson Investigations</h5>GC is used to analyze fire debris for accelerant residues, helping investigators determine the cause of fires and identify potential arson.<h5>Crime Scene Analysis</h5>GC can analyze samples from crime scenes, such as blood or fibers, to identify substances and potentially link suspects to the scene.<h5>Forensic Pathology</h5>GC helps analyze bodily fluids to determine if alcohol, drugs, or poisons were present at the time of death, aiding in pathology conclusions.Forensic laboratories utilize advanced <a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/industries/forensic-toxicology">forensic toxicology solutions</a> to detect and analyze toxins and drugs in biological samples. Among these, <a target="_blank" rel="noopener noreferrer" href="https://www.phenomenex.com/techniques/gc">gas chromatography techniques</a> are essential for separating and identifying volatile compounds in complex mixtures, enhancing the accuracy of toxicological analyses.<h4>Challenges of Using GC in Forensics</h4>Despite its advantages, there are several challenges and considerations that forensic scientists must address when using GC in their investigations.<ul><li>One of the primary limitations of GC is the coelution of compounds, where multiple substances elute from the column at the same time, making it difficult to separate, identify and quantity them correctly.</li><li>GC requires careful sample preparation, including extraction and cleanup procedures, which can be time-consuming and require specialized equipment and expertise. This complexity can delay analysis and increase costs.</li><li>GC is primarily suited for the analysis of volatile and semi-volatile organic compounds. It is not suitable for many types of inorganic compounds or biopolymers, limiting its applicability in certain forensic contexts.</li><li>The presence of certain compounds in the sample can interfere with the accuracy of GC analysis, leading to false positives or false negatives. Additionally, matrix effects can affect the reliability of the results, requiring careful sample preparation and the use of internal standards to minimize these issues.</li></ul><h4>Important Factors to Consider When Using GC for Forensics</h4><ul><li>Ensuring that GC instruments are properly calibrated and validated is crucial for obtaining reliable results. Regular maintenance and quality control measures are essential to prevent instrument drift and ensure consistency in analysis. Specialized <a target="_blank" rel="noopener noreferrer" href="https://labrulez.com/en-us/all/products?category=7&amp;manufacturerItems=50">gas chromatography</a> products are employed, ensuring precise and reliable results in forensic investigations.</li><li>The interpretation of GC data requires expertise, as the chromatograms can be complex, especially in cases involving mixtures of substances. Experienced analysts are needed to accurately identify and quantify components.</li><li>Forensic GC analyses must comply with legal standards and regulations. This includes adhering to specific protocols for sample handling, analysis, and reporting to ensure that evidence is admissible in court.</li><li>Combining GC with other analytical techniques, such as mass spectrometry (MS), can enhance its capabilities. For example, GC-MS is widely used in forensic analysis due to its ability to provide detailed information about the molecular weight and elemental composition of compounds.</li></ul>By understanding these challenges and considerations, forensic scientists can effectively utilize GC to analyze evidence.

Role of Gas Chromatography in Forensics

Autumn has already turned the leaves into vibrant shades, and with the end of the year approaching, we would like to thank you - before the first snowflakes arrive - for your trust, cooperation, and continued interest in our products and services.As a long-standing distributor of Thermo Scientific Finnpipette products, we know that the accuracy and reliability of laboratory results often begin with seemingly small details. Choosing the right pipette and tip is one of the first steps toward a successful analysis.That is why we have prepared an EXCLUSIVE offer to help you replenish your laboratory supplies at a more attractive price, while also thanking you for your continued cooperation and trust.<blockquote>EXCLUSIVE OFFER valid until the end of 2026<ul><li>10% off tips</li><li>10% off pipettes</li></ul>Enter the code “KAŠTANY” in your order or include it in your order e-mail.*For larger orders, an additional discount may be available.</blockquote><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_pipety_a_spicky_thermo_20c5943161.jpg" alt="analytika: Thermo Scientific Pipettes and Tips" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_pipety_a_spicky_thermo_20c5943161.jpg 146w," sizes="100vw" width="1500" height="1605"><h4>LIMITED OFFER WHILE STOCKS LAST</h4><h5>Everything ages. Precision remains.</h5>Finnpipette tips are proof of that.<h4>Tip Offer</h4><h5>FT 200 FLEX Tips</h5><ul><li>Code: L94060320</li><li>Pack size: 1,000 pcs</li><li>LOT: 20165B0</li><li>EXP: 20 June 2025</li><li>Price: CZK 1,761 (30% discount)</li></ul><h5>FT 1000 Tips</h5><ul><li>Code: L9401070</li><li>Pack size: 200 pcs/box</li><li>LOT: 20346A0</li><li>EXP: 20 December 2025</li><li>Price: CZK 464 (30% discount)</li></ul><h5>Labtip Blue Tips</h5><ul><li>Code: L94300250</li><li>Pack size: 60 pcs/rack</li><li>LOT: 21104B2</li><li>EXP: 20 April 2026</li><li>Price: CZK 206 (20% discount)</li></ul><h5>FT Filter Sterile 10 µL Tips</h5><ul><li>Code: L94052100</li><li>Pack size: 10 × 96 pcs/rack</li><li>LOT: 21136B1</li><li>EXP: 20 May 2026</li><li>Price: CZK 3,740 (20% discount)</li></ul><h4>Types of Thermo Fisher Scientific Pipette Tips</h4><h5>FILTERED</h5><ul><li>help prevent aerosol contamination,</li><li>suitable for PCR and critical samples.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_s_filtrem_4eb500736e.jpg" alt="analytika: Thermo Fisher Scientific Filtered Tip" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_s_filtrem_4eb500736e.jpg 245w," sizes="100vw" width="450" height="120"><h5>NON-FILTERED</h5><ul><li>economical and high quality,</li><li>suitable for routine samples.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_bez_filtru_eea16c4ae1.jpg" alt="analytika: Thermo Fisher Scientific Non-Filtered Tips" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_bez_filtru_eea16c4ae1.jpg 245w," sizes="100vw" width="442" height="147"><h5>EXTENDED-LENGTH</h5><ul><li>allow deeper access while helping reduce contamination risk,</li><li>suitable for tissue culture, media preparation, and tall laboratory vessels.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_prodlouzene_2005b4125f.jpg" alt="analytika: Thermo Fisher Scientific Extended-Length Tip" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_prodlouzene_2005b4125f.jpg 245w," sizes="100vw" width="407" height="118"><h5>MICRO</h5><ul><li>improve accuracy for low-volume samples and support efficient sample transfer,</li><li>suitable for critical and valuable samples and low-volume pipetting.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_micro_9b5879704a.jpg" alt="analytika: Thermo Fisher Scientific Micro Tip" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_micro_9b5879704a.jpg 245w," sizes="100vw" width="435" height="115"><h5>MACRO</h5><ul><li>improve accuracy when working with larger sample volumes,</li><li>can serve as an alternative to serological pipettes.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_macro_8fb12684a7.jpg" alt="analytika: Thermo Fisher Scientific Macro Tip" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_macro_8fb12684a7.jpg 245w," sizes="100vw" width="395" height="121"><h5>WIDE-BORE</h5><ul><li>the wide opening helps prevent cell lysis and improves accuracy when working with viscous solutions,</li><li>suitable for cell handling, macromolecular structures such as DNA, and highly viscous solutions.</li></ul><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/analytika_spicky_Thermo_siroky_otvor_9d6ad5537e.jpg" alt="analytika: Thermo Fisher Scientific Wide-Bore Tip" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_analytika_spicky_Thermo_siroky_otvor_9d6ad5537e.jpg 245w," sizes="100vw" width="397" height="127">

Equip Your Laboratory for Autumn at a Better Price

Breathomics, Asthma & GC×GC: PH Stefanuto on Fighting the “Proof‑of‑Concept” Trap

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Analytika is a Czech company that offers and produces certified reference materials (CRM) and (ultra)pure chemicals for quality control and quality assurance in laboratories, including accredited laboratories.

Our portfolio also includes pipettes and tips, digestors, PFA labware and other equipment for analytical laboratory and trace analysis.

ANALYTIKA

Phenomenex is a global technology leader committed to developing novel analytical chemistry solutions that solve the separation and purification challenges of researchers in industrial, government and academic laboratories.

Phenomenex

Organomation, founded in 1959, designs and manufactures high-quality nitrogen evaporators and extraction systems. Known for innovation and durability, their lab instruments are used globally for efficient sample preparation with strong customer support.

Organomation

Separation Science

Agilent Technologies

Thermo Fisher Scientific

Waters Corporation

There are many column choices for GC and GC/MS, but which one is right for your method? Choosing the correct column type is paramount in being successful with your analysis. Understanding the stationary phase chemistry and the role it plays in column selectivity, as well as the dimensions of the capillary column itself, will result in a more robust and efficient analysis. This talk will discuss how the various stationary phases influence selectivity, as well as how column dimensions affect peak behavior and resolution. Join us as we match YOU with the right column for your analysis!<blockquote>Presenter: Ryan Birney (Application Engineer, Agilent Technologies, Inc.)In Ryan’s current role at Agilent, he provides application assistance and technical support for GC and Spectroscopy. He has been supporting Agilent in technical and sales roles for the past seven years. Ryan came to Agilent from industry, and has an BS degree in Biochemistry.</blockquote>

Agilent Technologies: Becoming a Better Chromatographer - Educational Webinar Series

Column Confidence: Making the Right Choice for Your GC Needs

Discover how stationary phases and column dimensions impact GC/GC-MS selectivity and resolution to choose the best column for your method.

Column Choice for Your GC Needs

<div><h4>Unlock the Power of the Latest Empower CDS Releases</h4>Since the base release of Empower Chromatography Data System (CDS) in 2010, we have gone through 36 version updates. These updates have included new features, enhancements to existing functionality, and numerous updates across multiple areas - from instrument support to infrastructure technology.In this webinar we will focus on new features and updates in recent releases impacting compliance, an extremely important topic for many of you.<h5>What you’ll understand by the end</h5><ul><li>Risks of using outdated software</li><li>Support status of various Empower Software versions</li><li>Security enhancements to Empower CDS</li><li>Recent updates in USP calculations</li><li>Risk reduction of potential bias in the laboratory</li><li>Streamline the lab with Multi Angle Light Scattering and monitoring application</li></ul><h5>Who should attend</h5><ul><li>This webinar is designed for Lab Managers, Empower System Administrators, Quality, Quality IT, and Lab Personnel.</li></ul>Please join us for a lively discussion as we explore this topic. As always, please bring your questions for this exclusive opportunity to ask our experts anything about Empower Software.<blockquote>Presenter: Neil Lander (Senior Principal Product Manager, Waters Corporation)Neil has worked for Waters Corporation since 1994 and has held a variety of positions including Technical Support Specialist, Technical Trainer, Manager Customer Education and currently, Senior Principal Product Manager focusing on Informatics solutions.He provides internal support for Empower Chromatography Data System and is focused on developing laboratory software solutions that help organizations achieve their scientific and operational objectives.</blockquote></div>

Waters Corporation: Empower Tips: Ask Me Anything About Updates in Empower Software to Advance Your Compliance

Empower Tips: Ask Me Anything About Updates in Empower Software to Advance Your Compliance

Webinar on recent Empower CDS releases, covering compliance updates, security enhancements, and laboratory risk reduction strategies.

Updates in Empower Software to Advance Compliance

<div><div container-id="cq-colctrl-lt0" comp-id="A1"><div>Looking to further elevate your Thermo Scientific Chromeleon CDS skills? Want to learn more about the administration tools for your Chromeleon software setup? Already attended <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/webinar/5981">Administration Console I webinar (tips, shortcuts, and user/access management)</a>? Part II is the next step – focused on system-level management, structured resources, and automation across your Chromeleon software environment.In this practical session, we’ll dive into more Administration Console capabilities that help you manage and standardize your setup at scale – from Data Vault configuration and Chromeleon Resources to eWorkflows and automated rollout of updates. You’ll leave with proven approaches for keeping multi-station environments consistent, controlled, and easier to support.<h4>What’s different in Part II (vs. <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/webinar/5981">Part I</a>):</h4><ul><li>Beyond users &amp; permissions: Shift from access management to managing Chromeleon Resources and system components.</li><li>System structure &amp; governance: Learn how Data Vaults support secure, controlled data handling and standardized operations.</li><li>Remote administration: Explore methods for remotely updating Chromeleon Stations and reducing manual touchpoints.</li><li>Real-world best practices: Practical guidance to help maintain stability, security, and compliance as environments grow.</li></ul><h4>Who should attend:</h4>This session is designed for anyone wanting to learn more about administration of Chromeleon CDS, administrators, lab IT/support teams, and power users who want to take on administration responsibilities – especially those supporting multiple stations or managing standardized deployments.Get practical, immediately usable techniques to keep your Chromeleon software setup scalable, consistent, and supportable – with less manual effort and fewer surprises.Cannot attend the broadcast on March 26? Please register anyway to automatically receive the link to the recording.<blockquote>Presenter: Pascal Bächli (Sr. Engineer, Field Applications • Analytical Instrruments Group, Thermo Fisher Scientific)Pascal Bächli is a Sr. Field Application Engineer at Thermo Fisher Scientific with over 12 years of laboratory experience in both GMP and non-GMP environments. He specializes in the administration, implementation, and support of laboratory data systems, including Thermo Scientific Chromeleon CDS and Waters Empower. He supports networked Chromeleon software installations, delivering consulting and user training, and troubleshooting for complex technical and workflow issues.Pascal also holds a degree in Business IT, complementing his strong lab background and scientific expertise with deep knowledge of digital systems and business processes. This combination allows him to bridge the gap between the practical challenges scientists face and available technology to deliver efficient and compliant laboratory data solutions.</blockquote></div></div></div>

Thermo Fisher Scientific: Chromeleon Admin Console II: System management and automation

Chromeleon Admin Console II: System management and automation

In this practical session, we’ll dive into more Administration Console capabilities that help you manage and standardize your setup at scale

Chromeleon Admin Console II: System management & automation

Whether you are new to FTIR microscopy or looking to refine your existing workflows, this live webinar will provide practical guidance to help strengthen your analytical approach. We will explore key considerations in measurement modes, sample preparation, method optimization and data interpretation—focused on helping you generate clear, reliable results across a range of applications.Through real-world examples and applied strategies, we will discuss how to select appropriate measurement techniques, optimize parameters for improved spectral quality and address common analysis challenges. Our goal is to support you in building confidence when working with complex or heterogeneous samples.<h5>You will learn:</h5><ul><li>Transmission, reflectance or micro-ATR—how to determine an appropriate mode for your sample</li><li>Practical considerations for microscopy sample preparation and handling</li><li>Approaches to optimizing measurement parameters for improved spectral quality</li><li>Library matching strategies to address common interpretation challenges</li><li>Tips for analyzing complex and multi-layered materials</li></ul><blockquote>Presenter: Suja Sukumaran, PhDSuja Sukumaran, Ph.D., is a Product Manager at Thermo Fisher Scientific. She received her Ph.D. in Biophysics from Johann Wolfgang Goethe University, Germany, as part of the International Max Planck Research School. She has expertise and extensive experience in molecular spectroscopy, visible and fluorescence Imaging, and protein and lipid biochemistry. Her current research interests are AI for protein folding, microplastics, and polymer recycling.</blockquote>

Thermo Scientific: FTIR microscopy: Practical guidance for effective sample analysis

FTIR microscopy: Practical guidance for effective sample analysis

Live webinar on FTIR microscopy workflows: measurement modes, sample preparation, optimization and data interpretation for reliable analytical results.

FTIR microscopy Practical guidance for sample analysis

We probably have all experienced this at some point when performing gas chromatography and our peak shape begins to appear a bit different. &nbsp;In this webinar, we will discuss some of the most common chromatographic issues that you experience with Gas Chromatography and take a logical approach to finding the root cause and correcting the problem. Often the best way to approach troubleshooting is to also consider what ‘cannot’ cause an issue so that precious time is not spent addressing something that cannot cause the issue. This webinar will arm you with some simple tools, and a different way to look at troubleshooting, should a problem arise.<blockquote>Speaker: Alex Ucci&nbsp;In his current position at Agilent, Alex provides application assistance and technical support for sample preparation products as well as GC and LC consumables. Before he joined Agilent in 2014, Alex was a graduate student at the Pennsylvania State University researching the morphology and surface properties of aerosol particles using a wide variety of analytical techniques. He has an MS degree in chemistry.</blockquote>

Agilent Technologies: Becoming A Better Chromatographer Webinar Series

Essential Techniques for Gas Chromatography Troubleshooting

Learn essential GC troubleshooting techniques with Agilent. Discover a logical, time-saving root-cause analysis approach to fix poor peak shapes

Essential Techniques for GC Troubleshooting

This presentation will cover products from Agilent that make GC connections more robust by utilizing new technologies that make connections easier, leak free and more inert for any application.Topics covered include: Self Tightening Stainless Column Nuts and ferrules, Press Fits, UltiMetal Plus and Stainless Steel Capillary Tubing, Ferrule Pre-swaging installation tool and MS interface installation tool, among others.<blockquote>Speaker: Mark Sinnott (Technical Support Engineer, Consumables and Supplies Division, Agilent Technologies)Mark Sinnott works for Agilent Technologies as a Technical Support Engineer in the Consumables and Supplies Division (CSD). In his position at Agilent, Mark performs technical support and applications assistance to gas chromatographers worldwide. He has more than 22 years of experience in gas chromatography, including environmental analysis of compounds in air, soil and water matrices, including dissolved gas analysis for the electrical industry. Mark holds a Master’s Degree in Chemistry from California State University, Sacramento, and currently resides in Twin Falls Idaho.</blockquote>

Agilent Technologies: Becoming A Better Chromatographer - GC Webinar Series

From Inlet to Detector: Building Better Connections in GC and GC/MS Workflows

Build better GC and GC/MS connections with Agilent. Explore self-tightening column nuts, pre-swaging tools, and inert capillaries to eliminate leaks

Building Better Connections in GC and GC/MS Workflows

Keeping your GC system running smoothly isn’t just about good method development; it’s also about being prepared. In this webinar, we’ll walk through the essential consumables every lab should keep on hand to avoid unnecessary downtime. &nbsp;From gas traps and syringes to columns and detector supplies, we will discuss what supplies to stock and how this can help save valuable time.If you are about to purchase an instrument, we will also discuss critical items you’ll need to have on hand to ensure the installation is completed smoothly.Whether you’re new to GC or looking to optimize your workflow, this webinar will help ensure your system and your lab team stay up and running.<blockquote>Speaker: Ryan Mayfield (Field Service Engineer, Agilent Technologies)Ryan Mayfield has over 11 years of experience as a Field Service Engineer supporting GC and GCMS systems. &nbsp;He also delivers on-site application consulting for customers across a wide range of industries, including environmental, biotech, and petrochemical fields. &nbsp;He has a BS and MS in Food Science from UC Davis.Additional Speaker: Alex Ucci (Application Engineer, Agilent Technologies)In his current position at Agilent, Alex provides application assistance and technical support for sample preparation products as well as GC and LC consumables. Before he joined Agilent in 2014, Alex was a graduate student at the Pennsylvania State University researching the morphology and surface properties of aerosol particles using a wide variety of analytical techniques. He has an MS degree in chemistry.</blockquote>

Stocked for Success: Essential GC Supplies That Keep You Running

Stay prepared with essential GC supplies. Explore critical consumables, gas traps, and detector supplies needed to prevent downtime and ease installation

Essential GC Supplies to Keep Your System Up and Running

This session will focus on setting up a simple quantification method by FTIR, using MicroLab and MicroLab Quant. It will include scanning standards and showing how to use them in preparation of the calibration curve, through to the analysis of real samples by FTIR.<blockquote>Presenter:&nbsp; Louis Tisinger, PhD (Application Engineer, Molecular Spectroscopy, Agilent Technologies, Inc.)Louis (Lou) Tisinger has a Ph.D. in Analytical Chemistry from Miami University in Oxford Ohio, where his graduate research involved the study of ATR imaging and microscope performance in vibrational spectroscopy. Most of his career has been related to pre- and post-sales support of FTIR spectrometers, microscopes, imaging systems, and thermal analytical instruments, focusing on analyzing customer samples, demonstrations, post-sales training, troubleshooting, and R&amp;D.</blockquote>

Agilent Technologies: How to Perform Routine Quantification by FTIR: Tips & Tricks Workshop

How to Perform Routine Quantification by FTIR: Tips & Tricks Workshop

Master routine FTIR quantification. Learn how to use MicroLab and MicroLab Quant software to measure standards, build calibration curves, and test samples

Routine FTIR Quantification Workshop: MicroLab Tips

In GC, helium is predominantly used as the carrier gas. However, its high and increasing cost, combined with concerns over supply security, is prompting many laboratories to consider alternatives. Nitrogen and hydrogen can also be used as carrier gases, offering the advantages of lower cost and more secure availability, with the potential to be generated in the laboratory.These presentations will explore the different options available, the key considerations when switching from helium to nitrogen or hydrogen, and the common pitfalls or issues that might arise.Application data will demonstrate method translation, column scaling, and performance across demanding food and environmental contaminant analyses.<h5>Presentation 1: Using a Different Carrier Gas in GC and GC/MS</h5><ul><li>Jaap de Zeeuw, Global Technical Expert, CreaVisions</li></ul>This presentation will discuss several options to choose from and what the implications are when moving from helium to nitrogen or to hydrogen.<h5>Presentation 2: Carrier Gas Conundrum: Smart Solutions for Helium Alternatives</h5><ul><li>Mark Sinnott, Application Engineer, Agilent</li></ul>In this talk we will take out some of the guesswork associated with making the important decision of whether to switch from helium to other alternatives, such as hydrogen or nitrogen, and help you decide if the switch is right for you.<h5>Presentation 3: Driving Sensitivity and Sustainability in GC-MS with Atmospheric Pressure Ionization and Nitrogen</h5><ul><li>Frank L. Dorman, Ph.D., FRSC, Resident Scholar, Department of Chemistry, Dartmouth College</li></ul>This presentation examines how atmospheric pressure gas chromatography (APGC) enables nitrogen to be used as a practical alternative to helium while maintaining sensitivity and separation performance.<h5>Presentation 4: 7 Steps to Switching your GC Gas Supply from Helium to Hydrogen</h5><ul><li>Ed Connor, Product Manger, PEAK Scientific</li></ul>With helium shortages becoming increasingly common and several regulated methods now permitting the use of hydrogen as a carrier gas, join Dr Ed Connor as he discusses the necessary steps to consider when switching your GC carrier gas.<h4>By attending this webinar you will be able to:</h4><ul><li>Evaluate which carrier gas is most appropriate for a given GC or GC-MS application, considering instrument configuration, analytical requirements, and method performance.</li><li>Understand the practical considerations when transitioning from helium to hydrogen or nitrogen, including implications for chromatography, method translation, and routine analysis.</li><li>Recognise the specific challenges and considerations associated with using hydrogen carrier gas with mass spectrometers, including the use of a Hydro Inert Source.</li><li>Understand how atmospheric-pressure gas chromatography (APGC) differs from conventional electron ionisation (EI) and how APGC can deliver high sensitivity in GC-MS/MS workflows.</li></ul><h5>What you need to know:</h5><ul><li>Date: 16 September, 2026</li><li>Start time: 7 am PDT (Los Angeles) / 9 am CDT (Chicago) / 10 am EDT (New York) &nbsp;/ 3 pm BST &nbsp;(London) / 4 pm CEST (Paris/Berlin)</li><li>Duration: Approximately 2 hours</li></ul><blockquote>Presenter: Jaap de Zeeuw (Global Technical Expert, CreaVisions)Jaap is a world-renowned chromatographer with over 40 years of experience, including 15 years with Restek and 27 years with Varian/Chrompack prior to joining Restek. Throughout his career, Jaap has focused on the chromatographic challenges of industrial analysis. For his 1979 graduation from The Institute for Higher Education, where he specialized in chemistry, Jaap authored a paper titled "The Challenge of Coating Flexible Fused Silica Capillary Columns" and has since distinguished himself as an authority on the subject. Jaap has been directly involved with the creation of numerous chemically bonded columns, including the first bonded PEG column and the stabilized PLOT columns widely used in the petrochemical arena. He has also helped develop new techniques, such as fast GC-MS using vacuum GC technology (low-pressure GC or LPGC). Over his innovative career, he has filed several patents for his work. Based out of the Netherlands, Jaap is extensively published and regularly travels internationally to share his knowledge. After retiring from Restek, Jaap founded CreaVisions, where he works as a GC Consultant and teaches master classes on key GC topics as well as on creativity in science.</blockquote><blockquote>Presenter: Mark Sinnott (Application Engineer, Agilent)Mark Sinnott works for Agilent Technologies as a Technical Support Engineer in the Consumables and Supplies Division (CSD). In his position at Agilent, Mark performs technical support and applications assistance to gas chromatographers worldwide. He has more than 35 years of experience in gas chromatography, including environmental analysis of compounds in air, soil and water matrices, including dissolved gas analysis for the electrical industry. Mark holds a Master’s Degree in Chemistry from California State University, Sacramento, and currently resides in Twin Falls, Idaho. &nbsp;&nbsp;</blockquote><blockquote>Presenter: Frank L. Dorman (Resident Scholar, Department of Chemistry, Dartmouth College)Frank Dorman, PhD, FRSC, is a resident scholar in Dartmouth College's Chemistry Department, where he teaches analytical chemistry. At Waters, he oversaw the research-focused environmental market, external collaborations, and interfaces with R&amp;D for product development. Previously, he was Associate Professor of Biochemistry and Molecular Biology at Penn State University. His research interests span gas and liquid chromatography, instrumentation and column development, mass spectrometry, and atomic spectroscopy for trace analysis in complex matrices.</blockquote><blockquote>Presenter: Ed Connor (Product Manager, PEAK Scientific)Dr. Ed Connor joined PEAK in 2013 as a gas chromatography (GC) product specialist before moving on to product management. He’s been working on many collaborative projects with PEAK customers and major instrument manufacturers worldwide. The main focus of these collaborations has been looking at conversion from helium to hydrogen carrier gas for GC applications. Ed completed his doctor of science degree at ETH Zurich in 2007 using GC-Mass Spectrometry (GC-MS) to look at herbivore induced plant volatiles and their interaction with beneficial insects. He then joined the University of Zurich where his work focused primarily on floral volatiles analysis using a variety of volatile collection methods, GC-MS and GC-Flame Ionization Detection.</blockquote>

Separation Science: Beyond Helium - Alternative Carrier Gases for GC and GC-MS

Beyond Helium: Alternative Carrier Gases for GC and GC-MS

Explore helium alternatives for GC and GC-MS. Learn method translation to hydrogen and nitrogen, APGC technology, and steps for gas supply transition

Helium Alternatives for GC & GC-MS Analysis

<h4>Empower™ Tips for Audit Trail Compliance</h4>If you are in a regulated laboratory, you may be expected to actively review, interpret, and act on Waters Empower Software audit trail data in order to ensure compliance and data integrity, demonstrate a state of control, and for inspection readiness as part of your overall quality.<h5>In this session you will hear more about:</h5><ul><li>Risk review framework</li><li>Risk event types</li><li>Other items to consider for periodic review</li><li>Streamlining vigilant monitoring</li></ul>Whether you're struggling with defining a risk-based review strategy, interpreting regulatory expectations, or efficiently reviewing audit trails in Empower Chromatography Data System, in this webinar you will walk away with practical methods for structuring efficient, risk-based reviews that surface meaningful events to support patient safety, product quality, and decision-making.<h5>What you’ll gain from this session:</h5><ul><li>Gain insight into what is expected of regulated labs</li><li>Get a practical framework for risk review</li><li>Learn how to simplify audit trail reviews</li></ul>Please join us for a lively discussion as we explore this topic. As always, please bring your questions for this exclusive opportunity to ask our experts anything about Empower Software.<h5>Who should attend</h5>This session is designed for Lab Managers, Empower System Administrators, Quality, Quality IT, and Lab Personnel.Don't miss it!<blockquote>Speaker:&nbsp;Neil Lander (Senior Principal Product Manager, Waters Corporation)Neil has worked for Waters Corporation since 1994 and has held a variety of positions including Technical Support Specialist, Technical Trainer, Manager Customer Education and currently, Senior Principal Product Manager focusing on Informatics solutions.He provides internal support for Empower Chromatography Data System and is focused on developing laboratory software solutions that help organizations achieve their scientific and operational objectives.</blockquote><blockquote>Speaker:&nbsp;Tracy Hibbs (Principal Consulting Marketing Manager, Waters Corporation)Tracy has worked for Waters Corporation since 1999 and has held a variety of positions including Technical Trainer, Business Impact Consultant, Training Manager for Informatics and Data Integrity, and currently, Principal Consulting Product Marketing Manager focusing on Informatics solutions and compliance.Tracy provides support for Waters Empower Software Suite and is concentrated on developing laboratory data management software solutions that help organizations achieve their scientific and operational objectives in regulated environments.Prior to joining Waters, Tracy was a Research Scientist where she gained experience in chromatography and the associated data systems.​</blockquote>

Waters Corporation: Waters Empower Tips - Ask Me Anything About Periodic Audit Trail Review

Waters Empower Tips: Ask Me Anything About Periodic Audit Trail Review

Learn how to streamline periodic Audit Trail reviews in Waters Empower CDS. Implement risk-based frameworks to ensure data integrity and compliance

GCMS webinars focusing on Tips & Tricks - page 1