XV | | | | | base metals and articles of base metal |
| 81 | | | | other base metals; cermets; articles thereof |
| | | 811221 | | Unwrought chromium; chromium powders |
| | | | 81122190 | Unwrought chromium; chromium powders (excl. chromium alloys containing > 10% by weight of nickel) |
| | | | 81122200 | Chromium waste and scrap (excl. ash and residues containing chromium and chromium alloys containing > 10% by weight of nickel) |
| | | | 81122900 | Articles of chromium, n.e.s. |
| | | | 81123100 | Unwrought hafnium and hafnium waste, scrap and powders (excl. ashes and residues) |
| | | | 81123900 | Articles of hafnium, n.e.s. |
| | | 811241 | | Unwrought rhenium and rhenium waste, scrap and powders (excl. ashes and residues) |
| | | | 81124110 | Rhenium waste and scrap (excl. ashes and residues) |
| | | | 81124190 | Unwrought rhenium and rhenium powders |
| | | | 81124900 | Articles of rhenium, n.e.s. |
| | | | 81125100 | Unwrought thallium; thallium powders |
| | | | 81125200 | Thallium waste and scrap (excl. ashes and residues containing thallium) |
| | | | 81125900 | Articles of thallium, n.e.s. |
| | | | 81126100 | Cadmium waste and scrap (excl. ashes and residues) |
| | | 811269 | | Cadmium and articles of cadmium, n.e.s. |
| | | | 81126910 | Unwrought cadmium and cadmium powders |
| | | | 81126990 | Articles of cadmium, n.e.s. |
| | | 811292 | | Unwrought niobium "columbium", gallium, indium, vanadium and germanium; powders and waste and scrap of these metals (excl. ash and residues) |
| | | | 81129221 | Niobium "columbium", gallium, indium, vanadium and germanium waste and scrap (excl. ashes and residues) |
| | | | 81129240 | Unwrought niobium "columbium"; niobium "columbium" powders |
| | | | 81129281 | Unwrought indium; indium powders |
| | | | 81129289 | Unwrought gallium; gallium powders |
| | | | 81129291 | Unwrought vanadium; vanadium powders (excl. ash and residues containing vanadium) |
| | | | 81129295 | Unwrought germanium; germanium powders |
| | | 811299 | | Articles of niobium "columbium", gallium, indium, vanadium and germanium, n.e.s. |
| | | | 81129940 | Articles of germanium, n.e.s. |
| | | | 81129950 | Articles of niobium "columbium", n.e.s. |
| | | | 81129970 | Articles of gallium, indium and vanadium, n.e.s. |