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Certificate of Analysis

Cobalt slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, 99.95%

Code: C 5177

(For eg. B 1615-0108)

Cobalt is a chemical element with symbol Co and atomic number 27. Like nickel, cobalt is found in the Earth's crust only in chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal.

C 5177 (OTTO) Cobalt slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, 99.95% Cas 7440-48-4 - used in electroplating for its attractive appearance, hardness, resistance to oxidation; it is used as a base primer coat for porcelain enamels.