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App Notes

Results 1–10 of 1445

Charge heterogeneity analysis of an acidic protein and identification of its proteoforms using a streamlined icIEF-UV/MS workflow

| Contributed by SCIEX

Achieve reproducible charge variant separation and confident identification of glycoproteins using a streamlined icIEF-UV/MS workflow

Site-specific differentiation of hydroxyproline isomers using electron activated dissociation (EAD)

| Contributed by SCIEX

A Mass Spec strategy to differentiate amino acid isomers

Dual-Column Analysis of Blood Alcohol Content (BAC) with Brevis GC-2050

| Contributed by Shimadzu

For the detection of BAC in clinical and forensic use, Shimadzu offers solutions for both headspace and liquid injection

Measurement of PFAS in indoor air and investigation of source materials

| Contributed by Markes International Ltd

Measurement of PFAS in indoor air and investigation of source materials at a detection limit as low as 1 pg for Me-FOSA

The impact of COVID-19 lockdowns on New York City’s air quality: continuous, cryogen-free on-line monitoring of PAMS in ambient air using hydrogen carrier gas

| Contributed by Markes International Ltd

This application note focuses on the impact of switching regulated TD–GC air monitoring methods to hydrogen carrier gas

High-Resolution Accurate Mass Library for Forensic Toxicology

| Contributed by Shimadzu

Perform forensic toxicology screening for drugs of abuse, psychotropic drugs, pharmaceuticals, pesticides, and natural toxins

Measurement of ethylene oxide with other air toxics from fugitive and area sources

| Contributed by Markes International Ltd

This application note covers the analysis of ethylene oxide as part of an air toxics study in compliance with US EPA Method 327

Automated cryogen-free monitoring of ‘air toxics’ in ambient air using TD–GC–MS in accordance with US EPA Method TO‑17

| Contributed by Markes International Ltd

This study demonstrates the performance of Markes’ thermal desorption instruments for the tube-based analysis of 65 ‘air toxic’ compounds

Going beyond the requirements of US EPA Method TO-15: Innovative cryogen-free ambient air monitoring of trace-level air toxics at high humidity

| Contributed by Markes International Ltd

With growing concerns over the harmful effects of long-term exposure to low levels of hazardous air pollutants...

Industrial Safety Hazard Monitoring

| Contributed by IONICON

Mobile PTR-TOF analyzer as a versatile tool for real-time detection of toxic industrial compounds (TICs) at sub-ppb levels

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