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Reagents by Quotient

Quality products, exceptional technical support from experienced blood bankers, friendly customer service, and more.

Quotient’s satisfied customers know what a difference using the right products at the right price can mean for their lab.


Experience. Expertise. Value.

These are just some of the qualities that set us apart from the competition. You can have peace of mind using our products, which have been time-tested for more than 30 years.

Reagent Red Blood Cells

Get more volume.

Quotient offers a full range of reagent red blood cell products on standing order to keep your lab running efficiently. Our panels offer consistently robust antigen profiles and have more volume than others on the market.


Anti-Human Globulin

Enhancement Media

Affordable options for your lab.
Regardless of your preference, Quotient offers a full range of enhancement solutions.

Rare Antisera

Tailored solutions for antigen typing.

Quotient offers a range of monoclonal and polyclonal rare antisera, and we are dedicated to the ongoing expansion of our catalog.

Additional monoclonal rare antisera are currently under review by the FDA.

Specialty Kits

Unique solutions for blood banks.

Quotient offers several unique solutions to address challenges common to laboratories. Give your lab an upgrade with the support of Quotient specialty kits.

Technical Resources

Safety Data Sheets