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App Notes

Results 251–260 of 1444

Techniques & Tools Gas Chromatography

Identification and Quantification of Different Microplastics in Soil using Pyrolysis-GC-MS

| Contributed by CDS Analytical

This application note demonstrates quantitative pyrolysis of microplastics in soil.

Techniques & Tools Mass Spectrometry

Evaluation of Different Empore™ StageTips for Peptide Desalting and Protein Purification Applications

| Contributed by CDS Analytical

Empore™ Solid Phase Extraction (SPE) micropipette StageTips are now available pre-packed with the Empore™ membrane.

Techniques & Tools Gas Chromatography

Extraction of THC Metabolites in Urine using the Empore™ Membrane C18 Extraction Cartridge

| Contributed by CDS Analytical

Currently in the cannabis market, there is a growing need for purifying extracts and also quantifying THC and its various metabolites.

Techniques & Tools Gas Chromatography

Thermal Desorption Analysis of Essential Oil Emissions from Common In-Home Diffusers

| Contributed by CDS Analytical

This application note demonstrates a method for sampling and analyzing VOC emissions of essential oils from in-home diffusers.

Fields & Applications Food, Beverage & Agriculture

High-throughput analysis of 1,4-dioxane in drinking water using SPME Arrow–trap with multi-step enrichment (MSE®)

| Contributed by Markes International Ltd

1,4-Dioxane is a cyclic ether, which was used as a stabilising agent for 1,1,1-trichloroethane (TCA)

Fields & Applications Food, Beverage & Agriculture

Enhanced olive oil aroma profiling by solid-phase microextraction (SPME) using the novel approach of multi-step enrichment (MSE®)

| Contributed by Markes International Ltd

Markes’ versatile Centri automation platform combines extraction, enrichment and injection for a wide range of complex GC–MS applications

Fields & Applications Food, Beverage & Agriculture

Fully automated cryogen-free analysis of ethylene oxide and 2-chloroethanol in contaminated sesame seeds using headspace–trap with multi-step enrichment (MSE®) GC–MS

| Contributed by Markes International Ltd

Current methods for sample preparation include lengthy, cumbersome and solvent-heavy extraction procedures.

The INVENIO FTIR Spectrometer

| Contributed by Bruker

Accurate Reflectance and Transmittance Measurements on Highly Refractive Materials

Confident GC-MS analysis of ultra-trace pesticides residue in baby food

| Contributed by Thermo Fisher Scientific

This app note demonstrates the robust analytical performance of the TSQ 9610 GC-MS system.

UHPLC analyses of di- and tri-peptides under challenging conditions

| Contributed by YMC

Small peptides are analysed using UHPLC conditions. As the analyses require pH values up to pH 9 and elevated temperatures, the outstanding robust YMC

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