99.9% D50 10nm 50nm 100nm 1um 5um 10um best price for copper nanoparticles nano copper powder

We are a manufacturer of powder materrials with our own powder production base and R&D center, mainly supplying silver nanoparticles, nano copper particles, carbide powder, precious metal nanoparticles, carbon nanotubes, nano oxides and so on.
All our products are not listed on the website.
Any inquiries, please contact me freely, we will respond to you promptly.