The company can freely adjust the particle size, shape, density and roughness of silica nanoparticles above 5nm through the self-developed silica nanoparticle morphology and density control technology. Through special nanoparticle growth technology, it can also obtain gradient density cores. Shell-type colloidal silica. The metal impurities in the product can be controlled below 1ppm. Products are widely used in semiconductor CMP, MEMS, polishing for optical crystals, ceramic adhesives, high-purity coating materials, inkjet paper, catalyst carriers, food settling agents, etc. If necessary, please contact the company for details.