Products

Polystyrene particles

Polystyrene spheres in the size range: 100 nm – 300 µm

Our polystyrene nano and microspheres (uncrosslinked or crosslinked) are prepared via free radical initiated polymerization techniques, such as emulsion polymerization, dispersion polymerization, or suspension polymerization. This nano and microspheres are highly monodisperse and, thanks to their reliable reproducibility, are suitable as calibration standards for instruments such as Coulter counters, disc centrifuges, flow cytometry and optical microscopes. Due to their well-defined size and material properties, our polystyrene nano and microspheres are also used as reference standards in acoustophoresis systems.

Key Features:

Size Range:
From 100 nm to 300 µm
Monodispersity:
CV < 5%
Availablity:
Non-crosslinked and crosslinked
Surface Properties:
Hydrophobic
Refractive Index:
1.59
Density:
1.05 g/cm³

microParticles GmbH offers Polystyrene nano and microspheres with a range of surface functionalizations, paramagnetic and fluorescent labels.

Product related References:

Thermofluidic Nonequilibrium Assembly of Reconfigurable Functional Structures
Quinn, D.J., Paul, D., Cichos, F.
ACS Nano 2025, 19(23), 21820-21829 DOI: 10.1021/acsnano.5c05766

Optically-Boosted Planar IBC Solar Cells with Electrically-Harmless Photonic Nanocoatings
Santos, I.M., Alexandre, M., Mihailetchi, V.D., Silva, J.A., Mateus, T., Mouquinho, A., Boane, J., Vicente, A.T., Nunes, D., Menda, U.D., Águas, H., Fortunato, E., Martins, R., Mendes, M.J.
Optical Mater. 2023, 11(15), 2300276 DOI: 10.1002/adom.202300276

Directed Particle Transport via Reconfigurable Fiber Networks
Cu, K., Steier, A., Klaiber, M., Franzreb, M., Lahann, J.
Funct. Mater. 2022, 32(35), 2204080 DOI: 10.1002/adfm.202204080

Engineering Programmable DNA Particles and Capsules Using Catechol-Functionalized DNA Block Copolymers
Kim, C.-J., Ercole, F., Goudeli, E., Bhangu, S.K., Chen J., Faria, M., Quinn, J.F., Caruso, F.
Mater. 2022, 34(16), 7468-7480 DOI: 10.1021/acs.chemmater.2c01586

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