Welcome to SETA BioMedicals


SETA BioMedicals produces, commercializes and licenses proprietary fluorescent detection reagents (fluorescent dyes, probes, labels, tandems, and standards) for biomedical applications.


SETA BioMedicals also sells reactive Cy dyes at highly competitive rates. Please contact us for price quotations on other derivatives or bulk orders.


These detection reagents can be ordered over the phone (217) 417 2160, via e-mail at or with our online shopping cart and are delivered the next day in the continental USA and within days at any other destination around the world.

  • Phycobiliprotein Tandem Conjugates

    Bright and photostable tandem-conjugates of APC, PE and PerCP with Seta dyes for flow cytometry and immuno-fluorescence applications.


    Flow cytometry measurment of blood cells
    stained with CD45Seta-APC-780

  • Highly Bright, Water-Soluble Rotaxane Labels

    Novel, extremely bright and photostable probes and labels based on squaraine rotaxanes. These unique fluorescent reporters combine all desirable features of common fluorophores including high chemical and photochemical stability.

    Photostability comparison of several red emitting dyes

  • Labeling Technologies

    Next generation labels for proteins, oligonucleotides and other biomolecules with exceptional brightness and photostability.


    Mouse egg cell stained with Square-655 and Square-460 Mouse egg cell stained with Square-670-Carboxy and C6-4
    Mouse egg cell stained with
    Square-655 and Square-460
    Mouse egg cell stained with

  • Click Chemistry Reagents

    Azides and proprietary DBCO derivatives of long-lifetime and 2P-imaging dyes with 2PACS of several thousand GM for Cu-catalyzed and Cu-free click chemistry reactions

  • Fluorescent Dyes for 2-Photon Microscopy

    Fluorescent probes and labels with exceptional 2-photon absorption cross-sections up to several thousand GE based on squaraines and squaraine rotaxanes

  • Luminescence Lifetime Labels

    Luminescence lifetime labels with fluorescent lifetimes from 0.5 to 32 ns for lifetime and polarization applications

  • Viscosity-Sensitive Probes and Labels

    Large Stokes' shift fluorescent molecular rotors with high sensitivity and a large dynamic range in lifetime and intensity mode

  • Free Consultation

    SETA BioMedicals offers free consultation on the use of SETA products for your application. Please call us at 217 417 2160 or use LiveChat.