... ,Ag,Sn,Bi ranges of 20~300nm at your requests. nano nickel particles Fe,Cu,Ni,Zn,Ag,Sn,BiEfficacious comburent ... large surface and superficial atom ratio, it is in high-energy state, it has good sintering ability even under low temperature ... static-free,packets with 100-1000g in a metal box. nano nickel particles Fe,Cu,Ni,Zn,Ag,Sn,Bi