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 and exceptional stability, in addition to well-functionalized carboxylated surfaces for the covalent attachment of ligand.
Nominal Reference Values:
Supplied as 1% aqueous suspension.
0.2um - 2.25 e+12 particles /mL
Excitation max - 365nm
Emission max - 610nm
- Harmless-use normal precautions
- Exercise normal care
- Store at 4 degrees celsius;Do not permit to freeze;Refrigerate on arrival; do not freeze