8103 Tantalum and Articles Thereof, N.e.s., Tantalum Waste and Scrap (Excl. ash and Residues Containing Tantalum)

8103 (01/1988-..) Tantalum and Articles Thereof, N.e.s., Tantalum Waste and Scrap (Excl. ash and Residues Containing Tantalum) 81031010 (01/1988-12/2001) Unwrought Tantalium, Incl. Bars and Rods of Tantalium Obtained Simply by Sintering, Powders of Tantalium 81031090 (01/1988-12/2001) Tantalium Waste and Scrap (Excl. ash and Residues Containing Tantalium) 81032000 (01/2002-..) Unwrought Tantalum, Incl. Bars and Rods of Tantalum Obtained Simply by Sintering, Tantalum Powders 81033000 (01/2002-..) Tantalum Waste and Scrap (Excl. ash and Residues Containing Tantalum) 81039010 (01/1988-..) Tantalum Bars and Rods (Other Than Those Obtained Simply by Sintering), Profiles, Wire, Plates, Sheets, Strip and Foil, N.e.s. 81039090 (01/1988-..) Articles of Tantalum, N.e.s.