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Technical Support

The Two Reasons Why HPLC Peaks Tail and How to Reduce Peak Tailing

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Are Smaller HPLC Particles Always Better – Totally Porous vs Superficially Porous

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Banish Coelution – the Achilles Heel of Chromatography

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What Makes One C18 Different From Another – Surface Area, Carbon Load

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Webinars

Beyond Chemistry – Choosing the Right HPLC Column for the Real World

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White Papers

The Analysis of N-Nitrosodimethylamine (NDMA) in Pharmaceutical Products in the Presence of High Concentration of N,N-dimethylformamide (DMF)

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Catalogs

Evosphere Capillary Guide

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Tackling and Controlling Background Laboratory PFAS

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Analytical Challenges & Developing LC-MS Methods for PFAS

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What Are PFAS and How Are They Analyzed?

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Investigating The Method Modernization For The Omeprazole United States Pharmacopeia Monograph

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Catalogs

MONOBIO SEC Catalog

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Performance Evaluation of Green and Conventional Green Chemistry

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Technical Reports

PFAS with Ultrashort and Long Chain Mixtures

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Technical Notes

Detection of 4-Tert-Octylphenols in Wastewater

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Technical Notes

Column Selection for Peptide and Protein RPLC

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Publications

Oligonucleotide Extraction from Human Plasma by AE-HPLC-MS

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Publications

LC-MS Bile Acid Analysis in Pig Serum Exposed to PCBs

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Posters

Comparison of Quadrupole Versus Time of Flight Mass Spectrometry in Detecting Various Bacterial Lipid Classes

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Webinars

CACA Webinar- New LC Particle Technology- Oligonucleotide Separations- Part 2

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Webinars

CACA Webinar- New LC Particle Technology Monodisperse Fully Porous Particles – Part 1

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Webinars

Introducing a Screening Platform for U/HPLC Method Development

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Sensitive Detection of Post Transcriptional Modifications in tRNA by Microflow UHPLC-HRAM-MS-MS

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Catalogs

Avantor ACE Stationary Phase Guide

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Technical Reports

USP Method For HPLC of Lidocaine and Related Impurities

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White Papers

Using HPLC with In-Column Derivatization to Authenticate Coffee Samples

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Publications

Oligonucleotide Impurities and Degradation Products by RP-UHPLC with Phenyl-Bonded Stationary Phases Without Ion Pairs

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Webinars

Utilizing Stationary Phase Design in Method Development

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Webinars

Understanding Chromatographic Selectivity

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Technical Reports

Improved Bioseparations with PCS C18 Peptide Column

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Webinars

A Practical Guide to Maximizing the Reversed Phase LC (RPLC) Separation’s Peak Capacity

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Laboratory Considerations When Analyzing PFAS Containing Samples

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Catalogs

HALO Elevate C18 Catalog

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Catalogs

HALO OLIGO C18 Catalog

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Avantor Vydac Catalog

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Technical Notes

A Practical Guide to Maximizing Sample Peak Capacity for Complex Low Molecular Mass Molecule Separations

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Webinars

UHPLC and HPLC Monodisperse Particle Column Technology and its Applied Use in Oligonucleotide Separations Without Ion Pairing Additives

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Technical Notes

Ultra-Fast RP UHPLC separation of RNA-Oligonucleotides using Evosphere MAX C18-AR without Ion-Pair Reagents

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Technical Notes

Ultra-Fast RP UHPLC separation of DNA-Oligonucleotides using Evosphere MAX C18-AR without Ion-Pair reagents

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Posters

How to Deal With Sweet Matrix – A Method for LC-MS Analysis of Antibiotics in Honey, Regardless of its Kind

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Posters

A Sensitive Determination of Bisphenol A and its 11 Analogs and Triclosan in Urine by UPLC MS

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Posters

How to Improve the Precision of Analysis- Semi-Automated Sample Preparation for Psychoactive Compounds Quantification in Human Plasma

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Posters

Post Column Epoxidation for Differentiating Polar and Non-polar Lipids Isomers via Liquid Chromatography

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Posters

Multidrug Analytical Method using Polarity Switching and Scheduled MRM on the Sciex Triple Quad 7500 for Equine Doping Control

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Posters

Monodisperse Fully Porous Particles for Improvement in Mass Spectrometry Based Metabolomics for Disease Detection

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Posters

Method Optimization for Enhanced Quantification of CGRP in Human CSF by IA-LC-MS to Support a Target Engagement Study with Fremanezumab

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Posters

Monodisperse Fully Porous Particles (MFPP) for Use in Increasing Resolution in Liquid Chromatography

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Posters

An Improvised Method for Simplified Simultaneous Quantitation of the Constituents of a Chemically Complex Mixture

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Posters

Addressing Ion Suppression from HPLC Columns

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Posters

Selective Detection HPLC Assays via In-Column Derivatization

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Posters

Optimizing the Extraction of Oligonucleotides by SPE

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Posters

A Highly Sensitive Quantification Method for Trace Level of Oxytocin in Urine Using Mixed-Mode Solid Phase Extraction Coupled With LC-MS

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Webinars

HPLC- What if C18 Doesn’t Work?

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Technical Notes

Mycotoxins on Evosphere AQUA and Diphenyl Columns

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Technical Notes

Untargeted Metabolomics Study Using a Monodisperse Fully Porous Particle Column

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Technical Notes

Acetaminophen and Related Substances

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Technical Notes

Lipidomics Study Using a Monodisperse Fully Porous Particle Column

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Technical Notes

Nitrosamines on Evosphere AQUA Monodisperse HPLC Column

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Webinars

U/HPLC Monodisperse Particle Column Technology and its Applied Use in Metabolomics and Lipidomics Studies

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Webinars

New LC Particle Technology – Monodisperse Fully Porous Particles

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Technical Notes

Evosphere Method Development Guide- Monodisperse Particles and Selectivity

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White Papers

The Effect of Particle Monodispersity in HPLC Column Performance

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Webinars

The Role of Chromatography and Monodisperse Particles in Mass Spectrometry-Based Metabolomics for Disease Detection

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Webinars

Mass Spectrometry-based Lipidomics Using Monodisperse Particle (U)HPLC (MFPP) Columns for Biomarker Discovery

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Technical Notes

Wide Pore HPLC Columns for the Separation and Purification of Proteins in Biopharmaceuticals

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Technical Notes

Increasing Gradient Peak Capacity for the Analysis of Protein Digests and Other Complex Samples

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Technical Notes

Use of a PFAS Delay Column to Resolve Background System Interference in the LC-MS-MS Determination of PFAS

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Technical Notes

HALO PCS C18 Characteristics

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Catalogs

HALO PCS C18 Catalog

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White Papers

Time and Solvent Savings by Modernizing USP Methods Following the New 621 Guidelines

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Posters

The Use of Short 10 mm Columns for Rapid LC-MS Analysis

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Technical Notes

Separation of Nine Tocochromanols in Cold-Pressed Oils by Supercritical Fluid Chromatography

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Posters

Ultra-fast LC-MS Analyses Using Short 10 mm Columns

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Webinars

Advantages of Utilizing Monodisperse Fully Porous Particle Technology in the LC-MS study of Lipids

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Technical Notes

The Scale-up Process – from Analytical to Preparative Scale LC Separations

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Technical Notes

Approaches for Reducing the Environmental Impact and Increasing Throughput of LC Separations

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Technical Notes

Reducing the LC Column’s Internal Diameter to Drive Sustainable Chromatography

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Technical Notes

Water- and Fat-Soluble Vitamin Separations

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Application Guides

Food & Beverage Application Guide

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Revision to USP 621 – Allowable Changes to Monograph LC Methods in December 2022

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Technical Notes

High Purity and Yield Purification of alpha-Lactalbumin from Cow’s Milk using Preparative Liquid Chromatography

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Technical Notes

Addressing NDMA Over-Quantification, Due to Isobaric Interference of DMF in the LC-MS-MS Analysis of Nitrosamines

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Technical Notes

Improving Lab Sustainability using Retention Modeling for LC Method Development

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Technical Notes

Fast LC-MS-MS Analysis

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Posters

Using Novel Stationary Phase Selectivity to Address Potential NDMA Over-Quantification Due to Isobaric Interference in the LC-MS-MS Analysis of Nitrosamines

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Posters

Assessing Syringe Filter Performance for Liquid Chromatography Samples

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Posters

Optimizing Sample Throughput in Bioanalytical Workflows

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Posters

New Monodisperse Fully Porous Particles (MFPP) for HPLC

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Posters

Monodisperse Fully Porous Particle (MFPP) Use for Increasing Resolution in Liquid Chromatography

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Technical Notes

Column Conditioning for Protein and Peptide Analysis

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Catalogs

FortisBIO Catalog

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Catalogs

1.7 um Fortis Column Catalog

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UniverSil Catalog

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Fortis Catalog

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Catalogs

Fortis SpeedCore Catalog

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Catalogs

Evosphere Monodisperse Particle Columns Catalog

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Care and Use Sheets

HALO LPH-C18 2 um Care and Use Sheet

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Care and Use Sheets

HALO LPH-C18 2.7 um Care and Use Sheet

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Technical Notes

Linear Solvent Strength (LSS) Model

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Technical Notes

Cannabinoid Separations and the Impact of LC Column Selectivity