Nano nickel coated cobalt powder,Nano nickel-cobalt alloy powder,Nickel coated cobalt nanopowder Molecular formula:Ni-Co Average particle size:80nm (TEM) Size distribution:60-100nm Purity:Ni:80%,Co:20% Appearance:Black powder Shape:Crystal Specific surface area:8-30m2/g Apparent density:0.06-0.8 g/cm3 Packing:Aluminum foil bag Minimum Order: 1 KG