Zepto™ Ultra Express Microspheres (2.5µm) 5 Color Kit
Bead Diameter: 2.5 µm
Composition: Polystyrene
Surface Functionality: Metal coating – binds proteins and other ligands through thiol-, dithiol- and amine-groups with high affinity. No surface activation or manipulation required prior to conjugation.
Excitation & Emission:
ZeptoTM Non-Labeled (ex/em): N.A./N.A. (non fluorescent beads)
ZeptoTM Ultra Blue (ex/em): <435 nm/450 nm
ZeptoTM Ultra Green (ex/em): <510 nm/525 nm
ZeptoTM Ultra Yellow (ex/em): <560 nm/575 nm
ZeptoTM Ultra Red (ex/em): <650 nm/665 nm
Bead Concentration: 1E+8 particles/ml (0.1% w/v)
Volume: 5 x 1 ml in 2 mM sodium citrate

Fig 1. Excitation and emission spectra of Cytodiagnostics ZeptoTM Ultra Express Blue Microspheres.

Fig 2. Excitation and emission spectra of Cytodiagnostics ZeptoTM Ultra Express Green Microspheres.\