We are offering Copper Ingots. copper ingots Grade:4N Grade, 99.99% minimum purity 5N Grade, 99.999% minimum purity 6N Grade, 99.9999% minimum purity High Purity Copper Ingot Grade:4N Grade, 99.99% minimum purity 5N Grade, 99.999% minimum purity Form:Cast Ingots Ø100mm~Ø200mm. Dimensions:100to200(±1.27mm)diameter. The actual required diameter will be specified by purchase order. 4N 5N 6N * ≤100ppm ≤10ppm ≤1ppm GDMS Ag, Al, As, Au, B, Ba, Bi, Ca, Cd, Co, Cr, Fe, Ga, Ge, K, Li, Mg, Mn, Mo, Na, Nb, Ni, P, Pb, Sb, Si, Sn, Th, Ti, U, V, W, Zn, Zr Na, K.