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

Restek Corporation

Waters Corporation

<h4>Choosing a different carrier gas in GC: Hydrogen or Nitrogen?</h4>Rising costs and supply concerns are pushing labs to explore alternatives to helium. This webinar covers the key considerations when switching to hydrogen or nitrogen — including on-site generation, separation performance, and practical tips for a smooth transition.<h4>Why do GC liners need to be deactivated?</h4>From injection technique to matrix complexity, liner selection directly impacts chromatographic performance. This webinar explores modern deactivation technologies, testing protocols, and best practices to maximize inertness and extend liner lifetime.<h5>Key learnings:</h5><ul><li>Evaluate when and how to switch from helium to nitrogen or hydrogen</li><li>Understand key criteria for selecting the right GC liner</li><li>Learn how advanced deactivation improves performance and liner lifetime</li></ul>

Restek Corporation: Choosing a Different Carrier Gas in GC and Why are Liners Deactivated

Choosing a Different Carrier Gas in GC and Why are Liners Deactivated

This webinar covers the key considerations when switching to hydrogen or nitrogen

Choosing a Different Carrier Gas in GC

Today’s demanding GC and GC/MS applications place increasing pressure on laboratory productivity and operating costs. While advancements in GC column inertness over the past decade have enhanced data quality, improved inertness alone is no longer sufficient for laboratories striving to remain competitive. Agilent’s premium 5Q columns build on Ultra Inert performance with added premium GC column features including enhanced thermal stability, ultra‑fast conditioning, and extended column lifetime. Join this webinar to see how these premium features can elevate your analytical performance and drive meaningful improvements in productivity.<blockquote>Speaker: Ashlee Gerardi (Product Marketing, Agilent Technologies, Inc.)Ashlee Gerardi is a GC Columns Product Manager at Agilent Technologies. After receiving her B.S. in Chemistry, Ashlee began her career as an R&amp;D chemist, where she developed novel stationary phases and surface deactivations for GC columns. Ashlee then received her MBA and transitioned to business development overseeing the cannabis and hemp markets. She then served as a market manager for the chemicals, semiconductor, and mining segments.Within her current role at Agilent, Ashlee is currently working on commercializing new GC columns and workflows.&nbsp;</blockquote>

Agilent Technologies: Becoming a Better Chromatographer - Webinar Series

Becoming A Better Chromatographer: Understanding the Impact of Advanced GC Column Features for Improving Productivity and Data Quality in GC/MS Workflows

Improve GC/MS workflows with Agilent 5Q columns. Benefit from enhanced thermal stability, ultra-fast conditioning, and ultra-inert peak shapes

Agilent 5Q Columns for Advanced GC/MS Workflows

<h4>Meet the New DB-5Q &amp; HP-5Q Columns</h4>Whether you’re quantifying pesticide residue in water, analyzing soil contaminants, or measuring atmospheric impurities, environmental analysis must be done more reliably, more efficiently, and with higher-quality data than ever.Agilent Inert Flow Path solutions let you address these challenges head-on. An inert flow path helps you achieve excellent peak shapes for problematic compounds, plus reliable quantitation at low levels. So, you can get the right answers the first time.If you’re running high-throughput environmental workflows (SVOCs, pesticides, contaminants/trace residues) under tight turnaround times, instrument uptime and confident data quality are critical.Join Agilent for a practical webinar on our new Agilent J&amp;W DB-5Q and HP-5Q GC columns, designed to set a new standard for bleed, inertness, durability, and productivity in GC/MS separations.<h5>What to Expect:</h5><ul><li>How ultrafast conditioning and durability can reduce column-change frequency and improve uptime in busy labs?</li><li>How ultra low-bleed performance can help support stable baselines and high spectral fidelity for trace-level environmental targets</li><li>How ultra-inert performance can improve response for active/trace analytes across multi-class panels?</li><li>Practical GC troubleshooting tips &amp; tricks to help you resolve common application issues faster (peak shape, retention shifts, sensitivity loss, and more)</li></ul><h5>Who Should Attend?</h5>GC/MS lab managers, analysts, and method owners supporting environmental testing labs and contract testing workflows.<blockquote>Presenter: Johan Kuipers (GC Specialist, Training &amp; Development, Agilent Technologies)Johan Kuipers is a GC specialist who has been involved in capillary column R&amp;D, customer application support for GC, LC, sample preparation and configured dedicated analyzers for the petrochemical and environmental market.In his current role as trainer, he is responsible for creating chromatography and spectroscopy training content for application engineers, product specialists and account managers for Agilent’s Chemistry &amp; Supplies division.</blockquote>

Agilent Technologies: Boost Environmental GC/MS Uptime, Productivity and Data Quality

Boost Environmental GC/MS Uptime, Productivity and Data Quality

Maximize environmental GC/MS productivity. Discover Agilent DB-5Q and HP-5Q ultra low-bleed columns for reliable trace-level contaminant analysis

Boost Environmental GC/MS Productivity: Agilent Columns

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 webinar introduces the fundamental components of a gas chromatograph and explains the role of columns and stationary phase selectivity in compound separation. Different injection techniques, compound types, and factors influencing chromatographic performance will be discussed. In addition, the webinar covers the theoretical background of method optimization and efficient GC separation.<h4>Key Learnings:</h4><ul><li>Understanding GC fundamentals improves method development and troubleshooting.</li><li>Stationary phase selectivity and injection technique strongly influence separation performance.</li><li>Optimization strategies help achieve more efficient and reliable GC separations</li></ul>

Basics. Principles of GC

This webinar introduces the fundamental components of a gas chromatograph and explains the role of columns and stationary phase selectivity.

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>Vial Selection made easy</h4>A sample vial is an integral part of the analytical system. Its’ materials, cleanliness, surface properties and consistency can affect sample integrity and confidence in analytical results.In regulated workflows and cGxP environments, selecting a vial therefore creates a second question: how do you qualify my choice and demonstrate evidence in it?Join this 30-minute Insights Session to explore vial selection and risks, the evidence that supports qualification, and how the Waters Regulatory Assurance Dossier for LCGC Certified Vials brings added value to users by making relevant product and quality evidence accessible.<h4>Why you should attend</h4><ul><li>Understand why the sample vial should be considered part of the analytical system and how vial selection can introduce analytical and quality risk.</li><li>Understand how selecting a vial for a regulated workflow creates qualification questions beyond basic product fit and performance.</li><li>Learn what product, quality, testing, and traceability evidence can support a risk-based vial qualification decision.</li><li>See how the Waters Regulatory Assurance Dossier makes relevant evidence behind LCGC Certified Vials accessible for supplier qualification and quality review.</li><li>Leave with practical questions to ask when evaluating and qualifying a vial and its supplier.</li></ul><h5>Who should attend</h5>This webinar is designed for regulated laboratories and organizations involved in cGMP/cGLP, QA/QC, validated methods, supplier qualification, and quality review. Target attendees include QA managers, QC and laboratory managers, lab directors, validation leads, analytical scientists, procurement professionals, supplier qualification teams, and compliance stakeholders in pharmaceutical, biopharmaceutical, contract testing, and other regulated analytical laboratories.<blockquote>Speaker:&nbsp;Markus Wanninger (Principal Product Manager, Waters Corporation)Markus Wanninger is Principal Product Manager for sample vials and plates at Waters. As chemical engineer with experience in the pharmaceutical industry and analytical laboratories, he focuses on product controls, qualification, and confidence in analytical results.He led efforts to strengthen the meaning and value of LCGC vial certification through updated certification testing and supporting product controls, and helped develop the Regulatory Assurance Dossier to make the evidence behind LCGC Certified Vials more accessible to regulated laboratories.</blockquote><blockquote>Speaker:&nbsp;Sonam Panchal (Senior Product Marketing Manager, Waters Corporation)Sonam Panchal is Senior Product Marketing Manager for sample preparation, vials and plates at Waters. She translates technical product performance into customer value for regulated pharmaceutical, QA/QC, and analytical science audiences.Her work focuses on the role of sample-management products within the analytical workflow, helping laboratories understand how product selection, sample integrity, and risk considerations influence confidence in analytical results.</blockquote>

Waters Corporation: Vial Selection, Qualification, and the Evidence Behind the Decision

Vial Selection, Qualification, and the Evidence Behind the Decision

Learn how to select and qualify sample vials in regulated laboratories. Discover Waters Regulatory Assurance Dossier for LCGC Certified Vials

Sample Vial Selection and Qualification in Regulated Labs

In GC, you can choose from a wide variety of liners, which can make selection feel overwhelming. Fortunately, a few basic criteria can guide you to the best liner for your application. Liner selection depends first on the injection technique used and whether the sample is a liquid or a gas. Additionally, certain sample matrices and/or components can be challenging to evaporate and transfer, requiring special attention when selecting the optimal liner.<h5>Key Learning Objectives:</h5><ul><li>Understand how injection technique (e.g., split, splitless, on-column) and sample type (liquid vs. gas) influence liner selection.</li><li>Identify the basic selection criteria that narrow down the best liner for a given application.</li><li>Recognize challenging sample matrices and components that require special liner considerations.</li></ul>

Restek Corporation: Liner selection and injection techniques in GC

Liner selection and injection techniques in GC

Master GC liner selection and injection techniques. Learn how to optimize split, splitless, and on-column workflows for complex sample matrices

Optimizing GC Liner Selection and Injection Techniques

Environmental and food testing laboratories continually seek new opportunities to improve analytical performance, increase laboratory productivity, and adapt to evolving analytical requirements. Advances in GC column technology are enabling laboratories to achieve greater sensitivity, enhanced robustness, longer column lifetime, and faster method optimization across a wide range of challenging applications.This webinar will showcase how modern GC column technologies, innovative column formats, and intelligent optimization tools are redefining chromatography workflows. Through real-world examples from environmental and food testing laboratories, attendees will learn how advanced column solutions can improve separations, reduce maintenance requirements, simplify method development, and enhance confidence in analytical results.<h5>After attending this webinar, participants will be able to:</h5><ul><li>Understand how advanced GC column technologies can improve sensitivity, robustness, and overall analytical performance.</li><li>Evaluate innovative column formats and workflow strategies that extend column life and improve laboratory efficiency.</li><li>Apply EZGC tools and best practices to streamline method development, method translation, and chromatographic optimization.</li></ul>Join us for this valuable educational webinar!<blockquote>Speaker: Dr. Ramkumar Dhandapani (Director of Product Management, Restek Corporation)Dr. Ramkumar Dhandapani is a seasoned analytical chemist by background with over 24 years of experience in the chromatography industry and holds a Ph.D. in Analytical Chemistry. He is specialized in method development, validation, and troubleshooting of chromatography methods. He has developed numerous regulatory-compliant methods across diverse sectors, including environmental analysis, food quality and safety, pharmaceutical, fuels, and chemical industries. Currently, Dr. Dhandapani is the Director of Product Management at Restek, he is keen on innovation in chromatography and scaling breakthrough innovations to market as commercial products.&nbsp;</blockquote>

Restek Corporation: From Challenge to Confidence: Advanced GC Column Strategies for Environmental & Food Testing

From Challenge to Confidence: Advanced GC Column Strategies for Environmental & Food Testing

Explore modern GC columns, innovative formats, and EZGC tools to improve separations, extend column life, and streamline method development.

GCMS webinars focusing on Consumables - page 1