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Nickel is a chemical element with the symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge.
N 3199 (OTTO) Nickel foil, 0.25 mm thick, 99.5% Cas 7440-02-0 - used within this sector as it is so ultra-thin, helping to save space, as well as giving resistance to corrosion.