Section 15 Base metals and articles of base metal 81 Other base metals; cements; articles thereof 81 12 Beryllium, chromium, germanium, vanadium, gallium, hafnium, indium, niobium (columbium), rhenium and thallium, and articles of these metals, including waste and scrap Commodity Code Description 81 12 12 Unwrought; powders 81 12 13 Waste and scrap 81 12 19 Other 81 12 21 Unwrought; powders 81 12 22 Waste and scrap 81 12 29 Other 81 12 92 Unwrought; waste and scrap; powders 81 12 99 Other