| 2610.00 | 000 | Chromium ores and concentrates |
| 2620.91 | 000 | Containing antimony, beryllium, cadmium, chromium or their mixtures |
| 28.19 | | Chromium oxides and hydroxides |
| 2819.10 | 000 | Chromium trioxide |
| 3206.20 | 000 | Pigments and preparations based on chromium compounds |
| 7110.39 | | Iridium, osmium and ruthenium |
| 7202.30 | | Ferro-chromium |
| 7202.50 | 000 | Ferro-silico-chromium |
| 7210.50 | | Plated or coated with chromium oxides or with chromium and chromium oxides |
| 7219.33 | 011 | -- Containing by weight less than 12 % of chromium |
| 7219.34 | 011 | -- Containing by weight less than 12 % of chromium |
| 81.07 | | Cadmium and articles thereof, including waste and scrap |
| 8107.20 | 000 | Unwrought cadmium; powders |
| 81.12 | | Beryllium, chromium, germanium, vanadium, gallium, hafnium, indium, niobium (columbium), rhenium and thallium, and articles of these metals, including waste and scrap |
| 8112.19 | | Chromium |
| 8507.30 | 000 | Nickel-cadmium |
| 9113.10 | 010 | - Of silver or of platinum (including iridium, osmium, palladium, rhodium and ruthenium) |