GE&R has several unique silica-based products. Our standard silica nanoparticles are available from 20nm to 200nm in either powder form or in an aqueous dispersion. The silica microspheres are available from 250nm up to 1000nm. Amine functionalized silica nanoparticles are available dispersed in ethanol. We also offer polymer coated silica nanoparticles and high purity colloidal silica polishing slurries for CMP (Chemical mechanical planarization). Please click on the product of interest below to learn more.