Fluoresbrite® Carboxylate Microspheres

The world’s leading fluorescent polystyrene latex microspheres. Instrument manufacturers and major diagnostic companies turn to Polysciences for consistently superior products and custom fluorescent microspheres. Continued developments by our polymer chemists result in products which lead the market in such innovative applications as diagnostic assays, protein-binding assays and cell tracers.

Fluoresbrite Microspheres are packaged as economical suspensions of 2.5% solids in water.

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  1. Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.10µm

    Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.10µm

    Starting at: $153.00

    Polysciences offers europium chelate microspheres in diamaters of 0.1µm, 0.2µm and 0.3µm to address the needs of individual assays, including immunochromatographic and microwell-based formats. Our europium products offer extremely bright fluorescence (excitation: 365nm; emission: 610nm) and exceptional stability, in addition to well-functionalized carboxylated surfaces for the covalent attachment of ligand.

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  2. Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.20µm

    Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.20µm

    Starting at: $153.00

    Polysciences offers europium chelate microspheres in diamaters of 0.1µm, 0.2µm and 0.3µm to address the needs of individual assays, including immunochromatographic and microwell-based formats. Our europium products offer extremely bright fluorescence (excitation: 365nm; emission: 610nm) and exceptional stability, in addition to well-functionalized carboxylated surfaces for the covalent attachment of ligand.

    Learn More
  3. Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.30µm

    Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.30µm

    Starting at: $153.00

    Polysciences offers europium chelate microspheres in diamaters of 0.1µm, 0.2µm and 0.3µm to address the needs of individual assays, including immunochromatographic and microwell-based formats. Our europium products offer extremely bright fluorescence (excitation: 365nm; emission: 610nm) and exceptional stability, in addition to well-functionalized carboxylated surfaces for the covalent attachment of ligand.

    Learn More
  4. Fluoresbrite® 273 Carboxylate Microspheres  1.75µm.

    Fluoresbrite® 273 Carboxylate Microspheres 1.75µm.

    Starting at: $133.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  5. Fluoresbrite® BB Carboxylate Microspheres  0.50µm

    Fluoresbrite® BB Carboxylate Microspheres 0.50µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  6. Fluoresbrite® BB Carboxylate Microspheres   0.10µm

    Fluoresbrite® BB Carboxylate Microspheres 0.10µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  7. Fluoresbrite® BB Carboxylate Microspheres 1.00µm

    Fluoresbrite® BB Carboxylate Microspheres 1.00µm

    Starting at: $238.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  8. Fluoresbrite® BB Carboxylate Microspheres 1.75µm

    Fluoresbrite® BB Carboxylate Microspheres 1.75µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  9. Fluoresbrite® BB Carboxylate Microspheres 6.00µm

    Fluoresbrite® BB Carboxylate Microspheres 6.00µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  10. Fluoresbrite® BB Carboxylate Microspheres 10.00µm

    Fluoresbrite® BB Carboxylate Microspheres 10.00µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  11. Fluoresbrite® BB Carboxylate Microspheres 0.05µm

    Fluoresbrite® BB Carboxylate Microspheres 0.05µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  12. Fluoresbrite® BB Carboxylate Microspheres 4.50µm

    Fluoresbrite® BB Carboxylate Microspheres 4.50µm

    Starting at: $396.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  13. Fluoresbrite® 763 Carboxylate Microspheres  1.75µm

    Fluoresbrite® 763 Carboxylate Microspheres 1.75µm

    Starting at: $140.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Nominal Reference Values:

    • 1.75µm particles packaged as 2.5% aqueous suspension.
    • 2.5997 x 1010 particles/ml
    • 763nm Excitation
    • 820nm Emission
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  14. Fluoresbrite® 641 Carboxylate Microspheres  1.75µm

    Fluoresbrite® 641 Carboxylate Microspheres 1.75µm

    Starting at: $140.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Nominal Reference Values:

    • 1.75µm particles packaged as 2.5% aqueous suspension.
    • 2.5997 x 1010particles/ml
    • 641nm Excitation
    • 662nm Emission
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  15. Fluoresbrite® 641 Carboxylate Microspheres 0.50µm

    Fluoresbrite® 641 Carboxylate Microspheres 0.50µm

    Starting at: $140.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Nominal Reference Values:

    • 0.50µm particles packaged as 2.5% aqueous suspension.
    • 3.64 x 1011 particles/ml
    • 641nm Excitation
    • 662nm Emission
    Learn More
  16. Fluoresbrite® 763 Carboxylate Microspheres 0.50µm

    Fluoresbrite® 763 Carboxylate Microspheres 0.50µm

    Starting at: $140.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Nominal Reference Values:

    • 0.50µm particles packaged as 2.5% aqueous suspension.
    • 3.64 x 1011 particles/ml
    • 763nm Excitation
    • 820nm Emission
    Learn More
  17. Fluoresbrite® 273 Carboxylate Microspheres 0.50µm

    Fluoresbrite® 273 Carboxylate Microspheres 0.50µm

    Starting at: $140.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Nominal Reference Values:

    • 0.50µm particles packaged as 2.5% aqueous suspension.
    • 3.64 x 1011 particles/ml
    • 273nm Excitation
    • 354nm Emission
    Learn More
  18. Fluoresbrite® YG Carboxylate Microspheres 0.75µm

    Fluoresbrite® YG Carboxylate Microspheres 0.75µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  19. Fluoresbrite® YG Carboxylate Microspheres 0.20µm

    Fluoresbrite® YG Carboxylate Microspheres 0.20µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  20. Fluoresbrite® YG Carboxylate Microspheres 0.10µm

    Fluoresbrite® YG Carboxylate Microspheres 0.10µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  21. Fluoresbrite® YG Carboxylate Microspheres 0.30μm

    Fluoresbrite® YG Carboxylate Microspheres 0.30μm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  22. Fluoresbrite® YG Carboxylate Microspheres 0.35μm

    Fluoresbrite® YG Carboxylate Microspheres 0.35μm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  23. Fluoresbrite® YG Carboxylate Microspheres 0.40μm

    Fluoresbrite® YG Carboxylate Microspheres 0.40μm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  24. Fluoresbrite® YG Carboxylate Microspheres  1.50µm

    Fluoresbrite® YG Carboxylate Microspheres 1.50µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  25. Fluoresbrite® YG Carboxylate Microspheres 1.00µm

    Fluoresbrite® YG Carboxylate Microspheres 1.00µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  26. Fluoresbrite® YG Carboxylate Microspheres  2.00µm

    Fluoresbrite® YG Carboxylate Microspheres 2.00µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  27. Fluoresbrite® YG Carboxylate Microspheres 0.05µm

    Fluoresbrite® YG Carboxylate Microspheres 0.05µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  28. Fluoresbrite® YG Carboxylate Microspheres 6.00µm

    Fluoresbrite® YG Carboxylate Microspheres 6.00µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  29. Fluoresbrite® YG Carboxylate Microspheres  10.00µm

    Fluoresbrite® YG Carboxylate Microspheres 10.00µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens.

    Learn More
  30. Fluoresbrite® YG Carboxylate Microspheres  3.00µm

    Fluoresbrite® YG Carboxylate Microspheres 3.00µm

    Starting at: $335.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  31. Fluoresbrite® YG Carboxylate Microspheres  4.50µm

    Fluoresbrite® YG Carboxylate Microspheres 4.50µm

    Starting at: $396.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  32. Fluoresbrite® YG Carboxylate Microspheres 0.50µm

    Fluoresbrite® YG Carboxylate Microspheres 0.50µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged in 2.5% aqueous suspensions.

    Learn More
  33. Fluoresbrite® YG Carboxylate Microspheres  1.75µm

    Fluoresbrite® YG Carboxylate Microspheres 1.75µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.

    Learn More
  34. Fluoresbrite® YO Carboxylate Microspheres 0.10µm

    Fluoresbrite® YO Carboxylate Microspheres 0.10µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  35. Fluoresbrite® YO Carboxylate Microspheres 0.50µm

    Fluoresbrite® YO Carboxylate Microspheres 0.50µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  36. Fluoresbrite® YO Carboxylate Microspheres 0.20µm

    Fluoresbrite® YO Carboxylate Microspheres 0.20µm

    Starting at: $208.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  37. Fluoresbrite® YO Carboxylate Microspheres 1.00µm

    Fluoresbrite® YO Carboxylate Microspheres 1.00µm

    Starting at: $238.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  38. Fluoresbrite® YO Carboxylate Microspheres  6.00µm

    Fluoresbrite® YO Carboxylate Microspheres 6.00µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  39. Fluoresbrite® YO Carboxylate Microspheres 0.05µm

    Fluoresbrite® YO Carboxylate Microspheres 0.05µm

    Starting at: $306.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  40. Fluoresbrite® YO Carboxylate Microspheres 3.00µm

    Fluoresbrite® YO Carboxylate Microspheres 3.00µm

    Starting at: $335.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  41. Fluoresbrite® YO Carboxylate Microspheres 4.50µm

    Fluoresbrite® YO Carboxylate Microspheres 4.50µm

    Starting at: $396.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More
  42. Fluoresbrite® YO Carboxylate Microspheres 1.75µm

    Fluoresbrite® YO Carboxylate Microspheres 1.75µm

    Starting at: $272.00

    Fluoresbrite® carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences’ Fluoresbrite® particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions. YO has limited water solubility, and some leaching may occur with rigorous washing.

    Learn More