| 281 |
Iron ore and concentrates |
| 282 |
Ferrous waste and scrap; remelting scrap ingots of iron or steel |
| 283 |
Copper ores and concentrates; copper mattes; cement copper |
| 284 |
Nickel ores and concentrates; nickel mattes, nickel oxide sinters and other intermediate products of nickel metallurgy |
| 285 |
Aluminium ores and concentrates (including alumina) |
| 286 |
Uranium or thorium ores and concentrates |
| 287 |
Ores and concentrates of base metals, n.e.s. |
| 288 |
Non-ferrous base metal waste and scrap, n.e.s. |
| 289 |
Ores and concentrates of precious metals; waste, scrap and sweepings of precious metals (other than of gold) |