Customized & ISO certified & Factory prices & Worldwide shipping. Cubic Silicon Carbide, 20-30nm Gold Nano Powder , Zinc Nano Powder , Nanorod ,70nm Iron Nanoparticles . ( MWCNT, nano Si, nano Ge etc for betteries; nano Fe for sewage treatment, etc ) The product will supply to all over the world, such as Europe, America, Australia,Hamburg, Swiss,Bolivia, Las Vegas.Customized & ISO certified & Factory prices & Worldwide shipping.