| 281910 | Chromium oxides and hydroxides-Chromium trioxide |
| 281990 | Chromium oxides and hydroxides-Other |
| 282010 | Manganese oxides-Manganese dioxide |
| 282090 | Manganese oxides-Other |
| 282110 | Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3-Iron oxides and hydroxides |
| 282120 | Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3-Earth colours |
| 282200 | -Cobalt oxides and hydroxides; commercial cobalt oxides |
| 282300 | -Titanium oxides |
| 282410 | Lead oxides; red lead and orange lead-Lead monoxide (litharge, massicot) |
| 282490 | Lead oxides; red lead and orange lead-Other |
| 282510 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides-Hydrazine and hydroxylamine and their inorganic salts |
| 282520 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides-Lithium oxide and hydroxide |
| 282530 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides-Vanadium oxides and hydroxides |
| 282540 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides-Nickel oxides and hydroxides |
| 282550 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides-Copper oxides and hydroxides |
