... of 20~300nm at your requests. nano copper particles (Cu)The superficial conductive coating processing of metal and non- ... manufacture of microelectronic devices.Efficacious catalyzer: Copper and copper alloy nanometer, feature high efficacy and selectivity, can be used ... such as B,Al,Si,Cr,Mn,Fe,Co,Cu,Mo,W,P,C,S. We offer at your requirement.. ... in a metal box. nano copper particles Fe,Cu,Ni,Zn,Ag,Sn,Bi