We sell Copper Powder and Copper Oxide Powder, can sell at any quantity. Specification for our Copper Powder and Copper Oxide Powder(Rare metal)1,Density:8.29 g per cm32,Atomic weight:91.22 g per mol3,Melting point:10834, Boiling point:25955,Color:Red (CU) or Purple red (Copper oxide powder is black)6,Use: make Glass, ceramic and metal combination7,purity:99.9%Wet copper oxide powder picture: ...