CAS 13494-80-9 appears in our catalog under these names: Tellurium lump, 99.999+% (metals basis) , Tellurium powder, -200 mesh, 99.5% (metals basis) , Tellurium lump, typically 12mm (0.47in), 99.9999% (metals ba, Tellurium broken ingot, 99.99% (metals basis) , Tellurium powder, -30 mesh, 99.99% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 25g, 100g, 500g, 50g, 250g, 10g, 1pc, 5g.