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App Notes

Results 341–350 of 1462

Detecting Trace Herbicides in Water Samples by SPE Sample Preparation and GC-MS

| Contributed by CDS Analytical

CDS Empore™ SDB-XC SPE cartridges help to extract trace herbicides in water samples by eliminating methylene chloride.

Enhancing the sensitivity of extraction for the detection of nicotine in complex samples

| Contributed by Markes International Ltd

Nicotine leachates are a widespread environmental problem Nicotine has been widely detected in water and wastewater.

Extraction of Fat-Soluble Vitamins from Human Serum Prior to UHPLC/MS-MS Analysis

| Contributed by Biotage

This application note describes the extraction of a panel of fat-soluble vitamins from human serum

Simultaneous Determination of Heavy Metal and Mineral Contents in Fruit Juices using Inductively Coupled Plasma Mass Spectrometry

| Contributed by Shimadzu

The consumption of fruit juice beverages has been increasing over the years due to its higher nutritional contents compared to its counterparts

Reliable separation and efficient group-type quantitation of volatile petrochemical hydrocarbons (VPH)

| Contributed by SepSolve Analytical

This paper describes the analysis of volatile petrochemical hydrocarbons (VPH) in environmental samples by flow-modulated headspace–GC×GC–FID

Food Analysis with Confocal Raman Microscopy

| Contributed by WITec GmbH

This application note demonstrates the utility of Raman imaging for characterizing various food samples such as honey, chocolate and fat- spreads

Ultra-fast Total Petroleum Hydrocarbon (TPH) analysis using the Nexis GC-2030

| Contributed by Shimadzu

Shimadzu’s Nexis GC-2030 can analyse >220 samples in a single day

LC-MS/MS analysis of PFAS in human serum

| Contributed by YMC

Analysis of PFAS in human serum using a YMC-Triart C18 column in combination with an online SPE column-switching method

Cyclic Ion Mobility Resolves Biologically Relevant, Isomeric Endogenous Metabolites

| Contributed by Waters

In this application brief we demonstrate the ability of Cyclic IMS to separate small molecule isomers by utilizing multi-pass experiments.

Confident profiling of controlled substances using GC–TOF MS

| Contributed by SepSolve Analytical

This study describes the use of GC–TOF MS for comprehensive profiling of seized drug samples

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