Fluoresbrite® 641 Carboxylate Microspheres 1.75µm

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Catalog No. Packaging Size Price Quantity
17797-1 1 ml


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
Harmless-use normal precautions
Exercise normal care
Store at 4 degrees celsius;Do not permit to freeze;Refrigerate on arrival; do not freeze