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Certificate of Analysis

Copper chunks 4-10 mm, 99.999%

Code: C 7440

(For eg. B 1615-0108)

Copper has a reddish-orange color. It is used as a conductor of heat and electricity, as a building material and as a constituent of various metal alloys

C 7440 (OTTO) Copper chunks 4-10 mm, 99.999% Cas 7440-50-8 - used as the printing plate in etching, engraving and other forms of intaglio printmaking.