Application Notes: Environmental

This study describes the development of an analytical platform based upon TD–GC×GC–TOF-MS and shows its application to the collection and analysis of breath samples.

This application note shows how TD–GC–MS is used to measure volatile organic biomarkers in the breath of individuals with malaria.

This application note describes the BioVOC-2™ breath sampler and its applications, which include clinical diagnostics, occupational health, and public VOC exposure.

This study describes the rapid identification of potential disease biomarkers in breath by sampling onto TD tubes, followed by automated preconcentration and GC–TOF-MS.

This study describes the high-sensitivity screening of disease biomarkers, through use of sampling onto TD tubes, automated preconcentration, and GC×GC–TOF-MS.

· Traps and “delays” system-related PFAS, preventing interference · Allows accurate identification and quantitation of trace-level PFAS · Highly retentive-no breakthrough even with extended equilibration times

-Use of smaller and sub-2-µm superficially porous particles for LC separations -Adoption of LC and SPP in cannabis testing -Metal–organic frameworks for liquid chromatography

· Traps and “delays” system-related PFAS, preventing interference · Allows accurate identification and quantitation of trace-level PFAS · Highly retentive-no breakthrough even with extended equilibration times

Study demonstrating the development of an analytical platform based upon TD–GC×GC–TOF MS and showing its application to the collection and analysis of breath samples

What you will learn: - New workflow aims to ameliorate the difficulties of water analysis - Incorporates risk assessments/cheminformatics to prioritize suspect chemicals - Strategy increases confidence in the results.

· Traps and “delays” system-related PFAS, preventing interference · Allows accurate identification and quantitation of trace-level PFAS · Highly retentive-no breakthrough even with extended equilibration times

This work shows how thermal desorption with GC–MS is used to measure volatile organic biomarkers in the breath of individuals with malaria.

This application note showcases a fast and robust solution for analysis of all analytes listed in EPA Method 8327, showing reliable, sensitive quantitative results.

Method development for simultaneous analysis of ultrashort-chain, alternative, and legacy PFAS.

-GC×GC offers dramatic improvements over traditional gas chromatography for the analysis of complex mixtures in numerous applications -The power and utility of GC×GC technology -The need for more advanced and novel stationary phases for gas-chromatographic columns

This poster describes the analysis of 117 environmental air pollutants in high-humidity airstreams using thermal desorption with dual-column GC–MS/FID.

This poster describes the analysis of 117 environmental air pollutants in high-humidity airstreams using thermal desorption with dual-column GC–MS/FID.

This study describes the separation of nanoplastics and determination of their surface charge by electrical asymmetrical flow field-flow fractionation.

This study describes the separation of nanoplastics and determination of their surface charge by electrical asymmetrical flow field-flow fractionation.

Method Development for Simultaneous Analysis of Ultrashort-Chain, Alternative, and Legacy PFAS

Shodex HILICpak VT-50 is suitable for the analysis of phosphorous-containing amino acids herbicids including glyphosate, glufosinate and their metabolites using ESI-MS detection.

This application note demonstrates the performance of 3M™ Empore™ (now CDS Empore™) C18 SPE disks in the monitoring of drinking water samples by EPA Method 525.2.

Using a PFAS delay column is an effective way to separate target PFAS in samples from interferences caused by PFAS contamination in the LC system.

Analysis of monocyclic aromatic hydrocarbons in accordance with ASTM method D7504 with the Agilent 8890 GC and DB-Heaver Wax Columns

• Analytical methods for semi-volatile organic compounds can be streamlined. • Small-volume extraction techniques offer benefits over large volumes. • New techniques reduce sample preparation time and labor requirements.