| 2811.11 | 000 | Hydrogen fluoride (hydrofluoric acid) |
| 2811.12 | 000 | Hydrogen cyanide (hydrocyanic acid) |
| 2811.19 | | Other inorganic oxygen compounds of non-metals : |
| 2811.29 | | 1 Dinitrogen tetroxide and Sulphur dioxide |
| 2811.29 | 110 | - Dinitrogen tetroxide |
| 2811.29 | | III.- HALOGEN OR SULPHUR COMPOUNDS OF NON-METALS |
| 2812.11 | 000 | Carbonyl dichloride (phosgene) |
| 2813.90 | | IV.- INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS |
| 28.16 | | Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium |
| 2816.10 | 000 | Hydroxide and peroxide of magnesium |
| 2818.10 | 010 | - Sized grains |
| 28.20 | | Manganese oxides |
| 2820.10 | 000 | Manganese dioxide |
| 28.21 | | Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3 |
| 28.24 | | Lead oxides; red lead and orange lead |
| 2824.10 | 000 | Lead monoxide (litharge, massicot) |
| 2824.90 | 100 | 1 Red lead and orange lead |
| 28.25 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides |
| 2825.10 | | Hydrazine and hydroxylamine and their inorganic salts |
| 2825.10 | 050 | - Hydrazine and its inorganic salts |
| 2825.10 | 090 | -Hydroxylamine and its inorganic salts |
| 2825.60 | | Germanium oxides and zirconium dioxide |
| 2825.60 | 100 | 1 Germanium dioxide |