We pay special attention to the quality assurance of the products and services we deliver. We believe that this is the best way to make products work as effectively as possible. ultrafine bismuth powder, Oh Functioned Cnts , Copper Nanowires , Germanium Powder ,Alpha 200nm Aluminum Oxide 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,Kuala Lumpur, Houston,Madras, 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. Customized & ISO certified & Factory prices & Worldwide shipping. Contact us get more info.