nano gold powder, AU nanoparticles, gold nanowire manufacturer May 13, 2014
Hongwu International Group Ltd
B319, Donghong Building,
No.4, Tangdong East Road
we are professional manufacturer and supplier for nano gold powder and gold nanowire in china. 1. Brown black 2. Particle size: 20-30nm 3. Purity: 99.95% 4. Colorant, medicine
we are professional manufacturer and supplier for nano gold powder and gold nanowire in china.Brown black.Particle size: 20-30nm. Purity: 99.95%
it's ok to provide in small quantity for researchers and in bulk order for industry groups.