Bethyl Antibodies

Welcome to a new digital experience. Same trusted & validated antibodies you count on.

Diagnostic Manufacturing

As an end-to-end manufacturer

We deliver supply chain confidence with manufacturing scalability to meet the needs of our customers. We promise highly validated and reliable products that service both our customers and end-patients.

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Commercial Assay Development

Customize Services for Your Application Needs

Are you looking for a new reliable trusted supplier for your specific assay development? We offer custom assay development projects that cover a breadth of application areas.

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Drug Discovery & Research

At the foundation of science is research and discovery

Explore our portfolio of quality products such as antibodies and nanoparticles, as well as custom services that support your research needs.

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Highly Validated Antibodies

Dedicated to the highest standards of antibodies with unique end-to-end control of the entire antibody lifecycle. We also offer expert technical support to help ensure your success. Bulk size quantities readily available.

Bethyl Laboratories

Nanoparticles for Research, Development & Commercialization

Assay Development, Plasmonics, Diagnostics, Biosensors, Drug Delivery, and Custom Nanomaterials


Developers and Manufacturers of Molecular Biology Reagents for Life Science

Our extensive library of products includes enzymes and reagents for PCR/qPCR, Isothermal Amplification, Reverse Transcription, Epigenetics, Whole Genome Amplification, NGS Sample Preparation and Library Preparation, and DNA & RNA analysis.

Empirical Bioscience

Quality You Can Count On

Products are developed and manufactured in our cGMP facilities under the most rigorous requirements of ISO 13485:2016 from early-stage development, technology transfer through manufacturing scale up, validation and full production.

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Our Brands

Bethyl Laboratories, Inc

Bethyl Laboratories, Inc. has been dedicated to improving lives by supporting scientific discovery through its qualified antibody products and custom polyclonal services since its founding in 1972.

Bethyl Laboratories

Founded in 2004, nanoComposix, is headquartered in San Diego, CA, USA. nanoComposix was built with the mission of providing precisely engineered and highly characterized nanomaterials to a global customer base. nanoComposix is an ISO 13485 (2016) Certified, FDA-registered developer and contract manufacturer.

Empirical Bioscience

Empirical Bioscience, headquartered in Grand Rapids, Michigan, is an ISO 13485 (2016) Certified, FDA-registered developer, and manufacturer of enzymes, proteins and reagents for Molecular Biology and Life Science applications.

Empirical Bioscience

News & Events

July 23, 2021
Fortis Life Sciences Acquires nanoComposix

Fortis Life Sciences has completed its acquisition of nanoComposix, a premium nanomaterials company focused on solutions for assay development and diagnostics.

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March 10, 2021
Fortis Life Sciences Acquires Bethyl Laboratories

Fortis Life Sciences, a life sciences company offering products and solutions for the life sciences industry, has acquired the premium antibody company Bethyl Laboratories.

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