Application Notes: General

This application note presents the development of a multiresidue method for the analysis of pesticide residues in a mixed bell pepper matrix composed of different colors.

This application note presents the development and validation of a method for the analysis of multiclass multiresidue pesticides in spring leaf mix.

This application note evaluates the utilization of Agilent Bond Elut QuEChERS Universal SPE kit with Carbon S for the analysis of pesticides in grape and celery.

This application note presents the development and evaluation of a multicomponent method for the analysis of per and polyfluoroalkyl substances (PFAS) in soil.

Molnupiravir, which is a prodrug, and its active agent β-d-N4-hydroxycytidine can be separated by using a YMC-Triart C18 UHPLC column and a MS-compatible mobile phase.

This work introduces the analysis of iso-α-acids, α-acids, and humulinones in beer in reference to EBC 9.47. IBU was also measured with a UV–vis spectrophotometer.

In this app note, xanthohumol, isoxanthohumol, humulinones, iso-α-acids, α-acids, and β-acids are simultaneously analyzed by high performance liquid chromatography.

This article demonstrates how you can accelerate peptide mapping analyses with Tandem LC-MS workflows by reducing downtime from column reconditioning in gradient runs.

Volatile sulfur compounds were analyzed in commercially available beer samples using GC with headspace sampler and sulfur chemiluminescence detection.

This application note provides a reliable HPLC method for profiling PS80 samples to help you maintain drug consistency and quality across every production batch.

Shimadzu provides total solutions for beer analysis from farm to stein and service support to keep up with changing market demands.

Advantages of using a supported liquid extraction (SLE) over liquid–liquid extraction (LLE) method for extracting a range of analytes from pig plasma.

This application describes the analysis of organic acids in beer by ion-exclusion chromatography and postcolumn pH-buffering conductivity detection.

This application note covers high-resolution oligonucleotide analysis using FlexFire’s new Wide Pore (WP) C18 1.6 µm column.

This fast, simple LC-MS/MS workflow for the direct analysis of polar pesticides in spinach provides good retention and peak shape over hundreds of matrix injections.

Tecan’s proprietary NBE format SPE columns enable desalting in the column before peptide extraction. Read this app note to see how Tecan can accelerate your workflows!

Application guide to advanced sample preparation for chromatography analysis and mass spectrometry techniques for PFAS's more difficult matrices.

This study shows high-throughput ethanol in food method analyzing for alcohol content in a variety of commercially available beverages and foods.

Residual monomers and solvents can present health risks or impact performance of final product. Learn about this method that can help you meet the most stringent purity requirements.

This study shows a method that provides ideal separation efficiency and quantitative repeatability for ASTM Method D5501-20 analysis.

Laboratory productivity increase is demonstrated using an SDVB polymer SPE and C18 column selectivity.

Multiple laboratories applied method EPA 537.1 and 533 for the extraction of PFAS in pristine non-potable water and source water assessment.

Learn about a GC-FID method that identifies propylene glycol and defines a limit test for ethylene glycol and diethylene glycol.

Learn about residual impurities in cetyl alcohol method, according to the USP monograph, that offers enhanced compound resolution and highly repeatable injections.

PFAS experts provide insight on workflow considerations on how to manage and prevent cross-contamination to ensure quality analysis.