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App Notes

Results 771–780 of 1444

Robustness, reproducibility, reliability with best-in-class sensitivity:

| Contributed by Thermo Fisher Scientific

This application note presents a multi-residue analysis method that uses a comprehensive liquid chromatography—triple quadrupole mass spectrometry (LC-MS/MS) solution

Ultra low level quantification of pesticides in baby foods using an advanced triple quadrupole GC-MS/MS system

| Contributed by Thermo Fisher Scientific

The detection and subsequent quantification of pesticides, contaminants, and other chemical residues are of paramount importance, especially when the food stuff is intended to be consumed by infants or young children.

The quantitative power of high-resolution GC-Orbitrap mass spectrometry for the analysis of pesticides and PCBs in food

| Contributed by Thermo Fisher Scientific

The accurate and reliable determination of pesticide residues and polychlorinated biphenyls (PCBs) in food is challenging because of the large number of compounds and diversity of sample types involved.

Fast routine analysis of polar pesticides in foods by suppressed ion chromatography and mass spectrometry

| Contributed by Thermo Fisher Scientific

The analysis of glyphosate and other polar compounds presents a difficult analytical challenge.

Emissions Monitoring of Seagoing Commercial Vessels

| Contributed by Ocean Optics

In this article, we discuss how UV absorbance spectroscopy measures exhaust emissions aboard seagoing commercial vessels.

Improving confidence in the quantitative analysis of cannabis terpenes using flow-modulated GC×GC–FID

| Contributed by SepSolve Analytical

This study demonstrates the use of flow-modulated GC×GC–FID to streamline profiling of cannabis terpenes and terpenoids.

The complementary roles of dynamic headspace and sorptive extraction in the analysis of fragranced consumer products using TD–GC–MS

| Contributed by Markes International Ltd

This Application Note describes the analysis of three fragranced consumer products, using three sampling approaches in conjunction with analysis by thermal desorption–gas chromatography–mass spectrometry (TD–GC–MS).

Quantitation of residual solvents in food packaging by automated headspace–trap GC–MS

| Contributed by Markes International Ltd

This study shows that headspace samples acquired on the new Centri® automated multimode sampling and concentration system for gas chromatography–mass spectrometry (GC–MS) can be used to screen food packaging for residual solvents and other additives.

Screening foods and beverages for butylated hydroxytoluene (BHT) using automated headspace–trap GC–MS

| Contributed by Markes International Ltd

This study shows that headspace samples acquired on the new Centri® automated multimode sampling and concentration system for gas chromatography–mass spectrometry (GC–MS) can be used to screen food and beverages for trace-level additives.

Correlating consumer sensory experience of apple aroma with VOC profiles acquired by automated TD–GC–MS

| Contributed by Markes International Ltd

This study shows that data acquired using the new Centri® automated multi-mode sampling and concentration system for gas chromatography–mass spectrometry (GC–MS) can be used to generate useful insights into the aroma profiles of foods.

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