... your requests. nano copper particles (Cu)The superficial conductive coating processing of metal and non-ferrous metal: Due to their high-activity surface ... in the manufacture of microelectronic devices.Efficacious catalyzer: Copper and copper alloy nanometer, feature high efficacy and selectivity, can be used as ... -free,packets with 100-1000g in a metal box. nano copper particles Fe,Cu,Ni,Zn,Ag,Sn,Bi