Section 15 Base metals and articles of base metal 81 Other base metals; cements; articles thereof 81 12 Beryllium, chromium, hafnium, rhenium, thallium, cadmium, germanium, v anadium, gallium, indium and niobium (columbium), and articles of these metals, including waste and scrap. 81 12 22 Waste and scrap Commodity Code Description 81 12 22 00 Waste and scrap