From Hongwu, you can easily purchase nanoparticles at great prices.We invite you to contact us for further info about our company and our capabilities. At HONGWU, we could be glad to be of service to you. We look forward to your suggestions and feedback. Ink Used SiO2 Nanopowder, Nanorod , Tio2 Titanium Dioxide Rutile Grade , Zinc Oxide Nanoparticle ,Sic Fibers . All of our core technical team members have 15+ years experience in R&D and production. Our sales, business operations and logistics teams are staffed with experienced professionals to provide friendly and timely support and services to our customers. The product will supply to all over the world, such as Europe, America, Australia,French, Borussia Dortmund,Philippines, Zambia.If you're planning to order small sample or larger quantities for your industrial or academic needs, please note that customization of parameters are also available, such as size, functionalities, SSA, packages,etc. Contact us get more info.