Section 15 BASE METALS AND ARTICLES OF BASE METAL 81 Other base metals; cermets; articles thereof 81 12 Beryllium, chromium, hafnium, rhenium, thallium, cadmium, germanium, v anadium, gallium, indium and niobium (columbium), articles of these me tals, including waste and scrap. 81 12 12 81 12 12 00 Commodity Code Description 81 12 12 00 00 -- Unwrought; powders