CopperCuSpecification:
High purity Cu: 99.999% Cu-5N-I-35
Testing impurity: Ag, Bi, Co, Fe, Zn, Mg, Ni, Pb, Sb, Sn, Mn
Total impurity content: ≤10ppm
High purity Cu: 99.9999% Cu-6N-I-36
Testing impurity: Bi, Co, Fe, Zn, Mg, Ni, Pb, Sb, Sn, Mn
Total impurity content: ≤1ppm
Application: Copper is primarily used in the manufacture of electronic devices and elements, large scale electron tubes in telecommunication industry alloys in high grade, copper oxide rectifying elements, super-miniature transformer windings and as calibration speciments in metal analyses.
Package: Packed with terylene film, and double poly-film with vacuum encapsulation. Packed with glass tube with vacuum encapsulation directly.