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Tin is a chemical element with the symbol Sn (for Latin: stannum) and atomic number 50, is a post-transition metal in group 14 of the periodic table.
T 1767 (OTTO) Tin powder, 325 mesh GR 99.9% Cas 7440-31-5 - used in many alloys, most notably tin/lead soft solders, electrically conducting films of indium tin oxide in optoelectronic applications.