Better Chromatography
Using the Fused-Core^® Advantage.

HALO^® Columns are engineered to deliver superior speed,
efficiency, and resolution for your most complex separations.
Achieve your best results, faster.

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Rapid Column Search

Find a specific phase or part number.

The Latest Advancements in Fused-Core^® Technology

We constantly engineer new phases, hardware, and chemistries to push the boundaries of speed, efficiency, and resolution.
Discover the newest HALO^® innovations designed to simplify your most complex assays.

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Engineered for Your Application

Find the Optimal HALO^® Column for Your Separation Challenge

Our Fused-Core^® technology is designed to solve real-world problems in your lab. Whether you work in drug discovery, environmental testing, or biopharma characterization, select your primary area below to quickly access the columns and resources you need to achieve reliable results.

Small Molecule Analysis

Achieve high-resolution separations with the widest range of Fused-Core^® phases.

The fastest path to accurate pharmaceutical and chemical analysis.

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Biopharma Analysis

Superior peak shape and resolution for demanding separations, from peptides to mAbs.

Streamline your biopharma workflow with Bioclass technology.

LEARN MORE ABOUT BIOCLASS SOLUTIONS

Environmental Analysis

Ensure compliance and sample integrity.

HALO^® Enviroclass columns deliver rugged performance across complex matrices.

LEARN MORE ABOUT ENVIROCLASS SOLUTIONS

Our Commitment

Engineered for Scientists, Backed by Innovation

For over 20 years, our core focus has been improving HPLC separations through innovative particle column technology. We invented the HALO^® Fused-Core^® particle and, considering the needs of every application, designed new morphologies and phases to overcome separation challenges across various market spaces for both small- and large-molecule analysis. We operate under ISO 9001 standards, guaranteeing the quality and reliability your research demands.

Innovation you can trust – performance you can rely on.

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HALO^® Happenings:
Latest Research & Technical Literature

Stay current on new methodologies, application notes, webinars, and events that drive advancements in liquid chromatography.

Improved LC and LC-MS Separations of Oligonucleotides Using Superficially Porous Particles

20 Years of High Quality Fused-Core® Column Manufacturing

Advanced Materials Technology at HPLC 2025

HALO® at ASMS 2025

CURRENT LC/MS APPROACHES FOR PFAS ANALYSIS WITH ULTRASHORT AND LONG CHAIN MIXTURES

Current LC/MS Approaches For PFAS Testing with Ultrashort and Long Chain Mixtures

HALO® at Pittcon 2025

Rising Stars of Separation Science 2024: A Virtual Symposium presented by LCGC

How to Achieve Good LC Separations From Bad Actors: Method Conditions and Parameters for Improving Analysis of Basic Compounds

HALO® at ISC 2024

Advanced Materials Technology at HPLC 2024

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Product Catalog

Discover the right HALO^® columns for your needs.

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Need help converting from FPP to Fused-Core^®?

Download our Method Conversion Guidebook.

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Questions?

Our team of chromatography specialists is ready to assist you with method conversions and column selection. HALO^® products are also available worldwide through our trusted distributor network.

Better Chromatography Using the Fused-Core® Advantage.

The Latest Advancements in Fused-Core® Technology