Characterisation of Pyrolysis Oils
GC×GC–TOF MS with thermal modulation used to provide detailed and sensitive characterisation of pyrolysis oil composition to identify possible contaminants.
Separation of Volatile Petrochemical Hydrocarbons
Analysis of VPH in environmental samples by automated flow-modulated headspace–GC×GC–FID, for robust and efficient sample quantitation.
PFAS Measurement in Indoor Air
This study investigates the performance of a high-throughput automated thermal desorption instrument coupled to GC–MS/MS for PFAS analysis.
Food Safety Testing (Apr 2024)
Automated, high-sensitivity analysis of residual fumigants for food safety testing by multi-step enrichment–headspace–trap (MSE–HS–trap) with GC–MS.
Impact of Packaging on Soft Drinks
Evaluating the effect of storage and packaging on the volatile composition of soft drinks with immersive sorptive extraction & GC×GC–TOF MS.
PFAS Analysis via TD–GC–MS
Analysis of trace per- and polyfluorinated organic vapours in air using cryogen-free thermal desorption and gas chromatography–mass spectrometry.
Detection of ozone-depleting substances and halogenated GHGs
A method to collect and analyse ozone-depleting substances & halogenated greenhouse gases in 100% humidity ambient air with a cryogen-free preconcentration–GC–MS system
Analysis of Trace Volatile Organic Compounds (VOCs) and Odor in Post-consumer Recycled Resins by Thermal Desorption and GC×GC–TOF MS
Webinar Date/Time: Tue, May 14, 2024 10:00 AM EDT
Identifying Low-Level Odorants in Wine (Nov 2023)
Automated high-capacity sorptive extraction with GC–MS for screening wine, at ppb levels, for two yeast-derived spoilage compounds in wine.
PFAS screening during application of foam
Application note shows how thermal desorption GC–MS is used to monitor the release of PFAS during the application of aqueous film-forming foam (AFFF).
Monitoring environmentally damaging gases in PFAS removal
Demonstrating how commercially available TD equipment is used to monitor CF4 & other products of incomplete destruction (PIDs) resulting from PFAS removal technologies.
Measurement of PFAS in indoor air (Nov 2023)
Measuring PFAS pollution in ambient air (Nov 2023)
Measuring PFAS pollution in ambient air with TD–GC–MS/MS at concentrations low as 2 pg/m3. Each of 19 targeted compounds had linear calibration with high repeatability.
Monitoring of Ozone-Depleting Substances (ODS) with Pre-Concentration and GC–MS.
Webinar Date/Time: Tue, Oct 31, 2023 10:00 AM EDT
Air quality: PAMS analysis
Air quality measurement: Continuous, cryogen-free on-line monitoring of PAMS in ambient air using hydrogen carrier gas using EPA PAMS method.
Monitoring chemical warfare agents (Sept 2023)
Tube-based thermal desorption for monitoring chemical warfare agents Malathion, Russian VX and mustard gas at ultratrace levels without degradation or losses.
GC-MS for US EPA Method TO-15A
This app note describes automated, high-performance GC–MS analysis of humid 'air toxics' samples in canisters, using a cryogen-free system for preconcentration and TD.
Optimised hydrogen fuel impurity analysis
This application note shows the robust, reproducible analysis of trace VOCs in hydrogen fuel by TD–GC–MS/SCD.
Analysing microplastics in salt samples (Sept 2023)
Using thermal desorption–GC–MS is to address multiple challenges in the detection of microplastics in different salt samples.
Measurement of PFAS in indoor air
Analysis of VOCs using hydrogen carrier gas
TD–GC–MS analysis of VOCs in air using H2 carrier gas meets all the performance criteria cited in US EPA Method TO-17, including linearity, reproducibility & MDLs.
Food Safety Testing
Breathe New Life Into Your Aging GC-MS: State-of-the-Art in Automated Sample Extraction and Concentration
Webinar Date/Time: Thu, Jun 8, 2023 11:00 AM EDT
Measuring Emissions From Products and Materials
An introduction to microchamber sampling for the rapid screening of chemical emissions from construction materials and consumer products
Optimized Hydrogen Fuel Impurity Analysis
The Theory and Practice of Passive Monitoring
Theory and practice of using axial and radial samplers for passive (diffusive) monitoring of VOCs in air
Determination of Nitrous Oxide Using TD-GC
Personal exposure testing of nitrous oxide can be done via passive and breath sampling using Markes’ Bio-VOC and TD–GC.
Sorbent Selection Advice for Air Sampling
Advice on which sorbent to use for pumped (diffusive) tube monitoring of various vapour-phase organics; suggests parameters for conditioning and storing packed tubes.
Industrial (Stack) Emissions Testing
How TD benefits a wide range of industrial emissions testing applications, offering compatibility with both whole-air/gas containers and sorbent tubes
Analysis of Sulfur Compounds with TD-GC
Demonstrating the efficient use of online and off-line trace-level analysis of thermally labile sulfur compounds by TD–GC; used in air monitoring and industry.