Application Notes: Environmental
Empore 8270 Disk to Extract SVOCs
This application note demonstrates a novel Empore 8270 Disk to extract 125 semi-volatile organic compounds from water samples per EPA 8270E method.
Separation of Selected Ylang-Ylang Oil Components
Isolation of six common allergens can be achieved by utilizing reversed-phase HPLC using an alkaline eluent.
DOW Designs Efficiencies into Method Development
This application note describes how Dow AgroSciences created efficiency in method development by incorporating method development software into their best practices.
EPA 8260D with the CDS 8500
Analysis of volatile organics in soils using the CDS 8500 Automated Purge and Trap System.
Optimized Hydrogen Fuel Impurity Analysis
This application note shows the robust, reproducible analysis of trace VOCs in hydrogen fuel by TD–GC–MS/SCD.
The Theory and Practice of Passive Monitoring
Theory and practice of using axial and radial samplers for passive (diffusive) monitoring of VOCs in air
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.
Quantification of Indoor Limonene Concentrations
Thermal desorption GC-MS is used to quantify indoor limonene concentrations from diffusers.
Determination of Drinking Water's Organic Compounds
Detecting over 120 pollutants including pesticides, PAHs, PCBs, phthalates and adipates, this method can prove useful in environmental crises involving water pollution.
Analysis of PFAS in air
Analysis of trace per- and polyfluorinated organic vapours in air using cryogen-free thermal desorption and gas chromatography–mass spectrometry
Determination of PCBs in Soils Using Thermo Scientific EXTREVA ASE
This application note describes a method for the determination of PCBs in soils using the Extreva ASE system.
Determination of PCBs in Soils
Determining PAHs in Soil Matrices
A method for determining 16 PAHs in soil matrices using the Extreva Ase system, the Trace 1310 Gas Chromatograph, and the ISQ 7000 single quadrupole mass spectrometer.
Extraction of VOCs in Aromatherapy Oil
This application note demonstrates a quick temperature ramp technique to improve the focusing of VOCs without using a secondary focusing trap.
LC-MS Analysis of 33 PFAS Compounds in 5 minutes
The new Ascentis® Express PFAS HPLC and delay columns allow the highly efficient separation of 33 PFAS compounds in 5 minutes with reduced background contamination.
Determination of Trace Anions in Borated Waters by Ion Chromatography Using a Large-Volume Direct Injection
This study demonstrates the determination of trace anions in simulated borated waters containing lithium using a borate eluent and a large-volume direct injection.
Measuring PFAS Pollution in Ambient Air
A demonstration of how TD–GC–MS/MS enables measurement of per- and polyfluoroalkyl substances (PFAS) in air at concentrations as low as 2 pg/m3.
Environmental Contaminant Analysis Compendium
We have you covered. From sample receipt to regulatory reporting, with the most comprehensive chromatography and mass spectrometry instrumentation in the world.
Using CPC for Oxidative Lignin Depolymerization
In this app note, a two-dimensional separation is conducted on an oxidative lignin depolymerization mixture using centrifugal partition chromatography.
PFAS Testing Guide: Wastewater, Soil, and Sediments
Application guide to advanced sample preparation for chromatography analysis and mass spectrometry techniques for PFAS's more difficult matrices.
Increased Productivity, High Accuracy, and Precision in the Determination of 18 PFAS by EPA 537.1
Laboratory productivity increase is demonstrated using an SDVB polymer SPE and C18 column selectivity.
PFAS Interlaboratory Study from Potable and Non-potable Water Samples
Multiple laboratories applied method EPA 537.1 and 533 for the extraction of PFAS in pristine non-potable water and source water assessment.
Managing Cross-contamination in PFAS Sampling, Extraction, and Analysis
PFAS experts provide insight on workflow considerations on how to manage and prevent cross-contamination to ensure quality analysis.
New Application Guide: Persistent Organic Pollutants (POPs) by GC
A comprehensive selection of applications for the determination of Persistent Organic Pollutants (POPs)
FAQ on PFAS Unregulated Contaminants Monitoring Rule (UCMR 5)
FAQ on scope, workflow, timeline, requirements for the Fith Unregulated Contaminants Monitoring Rule (UMCR 5)
Extraction and Analysis of GenX, from Water by LC-MS/MS
Analysis of HFPO-DA in a multi-residue method along with 24 other common PFAS
Pathogen-Specific Biomarkers in Bacterial Pneumonia
Characterization of pathogen-specific biomarkers in bacterial pneumonia using high-capacity sorptive extraction, thermal desorption–GC–MS, and automated chemometrics
High-Throughput Automated Workflow for Mineral Oil Determination in Water
Cost-saving benefits are achieved through an automated workflow for mineral oil analysis in water by in-vial liquid-liquid extraction, clean-up, and on-line GC analysis