Spherotech Inc. manufactures uniform monodispersed micro and nanoparticles foe the biomedical industry. We are capable or manufacturing quality polystyrene fluorescent, paramagnetic, ferromagnetic, and color dyed particles. Spherotech offers monodispersed uniform sized particles, precoated beads with antibodies, proteins, and ligands, and offer varying sizes of beads for flow cytometry alignment, calibrations, counting and sorting.