Reinforced / toughened materials, thermal insulation materials, polishing materials, wave absorbing materials, catalysts, filler, pigment etc. gold nano powder, 30-50nm Bismuth Oxide Nanoparticles , 100-200nm Magnetic Iron Oxide Nanoparticles , Silicon Dioxide Nanoparticles ,Si Powder . If you're planning to order small sample or larger quantities for your industrial or academic needs, please note that customization of parameters are available, such as size, functionalities, SSA, packages,etc. The product will supply to all over the world, such as Europe, America, Australia,South Africa, Nigeria,Macedonia, Turkey.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. Customized & ISO certified & Factory prices & Worldwide shipping. Contact us get more info.