Fluoresbrite® Europium (Eu) Carboxylate Microspheres 0.30µm

Polysciences offers europium chelate microspheres in diameters 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 and exceptional stability, in addition to well-functionalized carboxylated surfaces for the covalent attachment of ligand.

Nominal Reference Values:

Supplied as 1% aqueous suspension.
0.3 um - 6.68 e+11 particles /mL
Excitation max - 365nm
Emission max - 610nm