Hemostasis Thrombosis Fibrinolysis

Affinity Biologicals, Inc. is a primary manufacturer of products used worldwide in thrombosis and hemostasis research and diagnostics. Our products include an extensive line of antibodies, conjugates, antibody pairs for immunoassay of human and animal analytes, the VisuLize line of complete ELISA kits, and a full line of human plasma products including VisuDep Immune-Depleted Factor-Deficient Plasmas, VisuCal Calibrator Plasma and VisuCon Control Plasmas. Services include protein purification, antibody production, assay development, custom manufacturing including custom lyophilization and proficiency testing materials.

Browse Product Listing

Company News

30 Years Affinity Biologicals Logo

Affinity Biologicals Turns 30 Years

Still going strong after 30 years of business! Visit our timeline to see some of our memories and the milestones we’ve passed over the years.

Visit Affinity’s 30 Year Timeline

Affinity front building

Growing to Serve You Better

Affinity Biologicals has recently moved into a new, state of the manufacturing facility.  Our footprint has almost tripled allowing Affinity to expand to serve our customers through increased production, storage and quality control.