CAS 12070-12-1 appears in our catalog under these names: Tungsten(IV) carbide Nanopowder/ 97%, Tungsten carbide, Tungsten(IV) Carbide, Tungsten carbide, 99% (metals basis) , Tungsten carbide, 99.5% (metals basis) . Offered by: Chemat, GLPBio, Thermo Scientific (Alfa Aesar), Sigma-Aldrich. Available pack sizes: 25g, 100g, 250g, 500g, 50g.