Composed of polystyrene cross-linked with divinylbenzene. This gives the particle good durability and chemical stability. The density of the polymer is 1.05g/cm3 and the index of refraction is 1.59 at 589nm (25°C). The particles are packaged as an aqueous suspension in 15mL dropper-tipped vials.
Nominal Diameter: 9 µm
Certified Mean Diameter: 8.9 µm ± 0.3 µm
Std. Dev. & C.V.: 0.8 µm (9.0%)
Solids Content: 0.8%