Free Secondary Antibody

Buy Primary Antibody & Get Secondary For FREE


Buy Primary Get Secondary FREE

Get one secondary antibody for free (biotin or HRP conjugated) with each purchase of any primary antibody! All other secondary antibodies, including fluorescence conjugated and SABC kits, will be 50% off when purchased with any primary. Boster will match each primary antibody you order with a conjugated secondary validated for WB, IHC, Flow cytometry, and more. This promotion is applicable to all countries.

*Secondary antibodies must be ordered together with primary antibodies to qualify. Contact us for any questions.

  • HRP Conjugated (Free!)
  • Biotin Conjugated (Free!)
  • Fluorescence Conjugated (FITC, DyLight®488, Cy3, TRITC) (50% off)
  • Colloidal Gold Conjugated Secondary (50% off)
  • SABC Kits for IHC (50% off)
  • SuperVision Kits for IHC (50% off)
  • Enhanced Chemiluminescent (ECL) Kit for WB (50% off)