Our team includes PhD-level Scientists and Engineers and MBA-level business professionals. 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. 99.9% tungsten powder, Yellowish Brown Colloidal Silver , Nano Bismuth Oxide , Cesium Tungsten Oxide ,30-50nm Magnetic Iron Oxide Nanoparticles . 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. The product will supply to all over the world, such as Europe, America, Australia,South Korea, Sevilla,Venezuela, Oslo.If you're planning to order small sample or larger quantities for your academic or industrial needs, please not hesitate to contact us.