Secondary Antibodies

Choose from nearly 1,000 secondary antibodies conjugated to more than 40 different enzymatic, fluorescent, or biotin labels. Use the filters on the left to sort our secondary antibodies by species, application, host, or conjugate.

To learn more about secondary antibodies, download and read our Secondary Antibody Handbook for technical information and tips to guide you when choosing a secondary antibody for your experiment. 

To understand more about direct vs. indirect detection, including benefits of a secondary antibody and when to use one, please read our resources on Direct vs. Indirect Detection Methods.