... make metallic nano zinc powder Fe,Cu,Ni,Zn,Ag,Sn,Bi,Co in ranges of 50~100nm at your ... requirement. nano zinc powder Fe,Cu,Ni,Zn,Ag,Sn,Bi,CoUsages metallicAppearance: Different particle size of nano-zinc ... size, polygon, good dispersity, grey to black powderPacking: double antistatic plastic bags vacuum packaging, 50 ~ 200 g per bag.Chemical ... . metallic nano zinc powder Fe,Cu,Ni,Zn,Ag,Sn,Bi,Co