Bethyl is now a part of Fortis Life Sciences. Learn more.

Bulk Antibody Production


As a fully-integrated manufacturer with over 45 years of expertise, Bethyl is skilled in the large scale generation and processing of antiserum, and bulk antibody production.

Bethyl maintains process controls enabling to the scaling and customization of products based on customer needs. All products are manufactured and validated at its USDA-registered facilities located in Texas, USA.


Are You Involved in COVID-19 (SARS-CoV-2) Research?

With over 40 years of bulk affinity antibody production experience, Bethyl is your trusted partner for anti-Human IgG and IgM antibodies. The following reagents are especially relevant to COVID-19 (SARS-CoV-2) seroconversion assay development:

Human IgM Antibody (Goat)

Human IgM Antibody (Rabbit)

Human IgG-Fc Fragment Antibody

Human IgG-Fc Fragment Antibody

Human IgA Antibody

Human IgA Antibody


Bulk Antibody Capabilities


Antiserum Generation

  • Affinity Purification
  • Antigen Selection & Generation
  • IgG Fraction
  • Large Scale Conjugation
  • Bulk Antiserum Processing

Bethyl has the flexibility in product formats to offer any of the above listed services at a large scale. Our team is also eager to work with our partners in developing new materials and/or to modify existing processes to deliver materials that can be adapted to meet desired technical specifications for different applications.

Bulk antiserum generation with Bethyl Labs in Montgomery Texas

Antibody Production & Services

  • Primary Polyclonal Antibodies
  • Secondary Antibodies
  • Custom Polyclonal Antibodies
  • Opportunities for Custom Recombinant Projects

Currently, Bethyl’s portfolio consists of over 9,500 catalog products; offering over 8,200 primary antibodies targeting over 3,300 proteins and 1,300 secondary antibodies raised against immunoglobulins from over 25 species. As the manufacturer, Bethyl is able to provide any of these products in bulk quantities and has the ability to customize to meet your needs.



Bulk ANTIBODY PRODUCTION SERVICES with Bethyl Labs in Montgomery Texas

Advantages to Partnering with Bethyl

  • Customization & flexibility
  • Ability to scale based on customer needs
  • Competitive pricing
  • End to end manufacturing controls
  • Proven track-record of long-term international partnerships

Every antibody that Bethyl sells has been manufactured to exacting standards at its sole location in Montgomery, Texas, and has been validated in-house by Bethyl’s team of scientists. From the veterinary facilities to the development, production and validation labs, the entire Bethyl team focuses on delivering quality products.

If you are interested in a specific product, you may also use the online bulk form. To do so, select the product that you are interested in and click the “Request Quote for Bulk Quantity” button under the Ordering Information section of a product page. Once you have completed and submitted the form, you will be contacted within one business day.


PHS Animal Welfare # A3991-01
USDA Research Facility Registration # 74-R-0044



For immediate inquiries, please request a quote.