1 | | | high purity copper Specification: 99.99%-99.9999% Detail: High purity Cu: 99.99% Testing impurity(34 elements): 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. Total impurity content: 100ppm max. ... |