Colloidal Gold

From Hongwu, you can easily purchase nanoparticles at great prices.We invite you to contact us for further info about our company and our capabilities.At HONGWU, we could be glad to be of service to you. We look forward to your suggestions and feedback. Colloidal Gold, Pure Copper Powder , Alumina Powder , Germanium 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.