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, VANADIUM, GALLIU 81 12 31 Unwrought; waste and scrap; powders 81 12 31 00 Unwrought; waste and scrap; powders Commodity Code Description 81 12 31 00 000 Unwrought; waste and scrap; powders