| 28.13 | | Sulphides of non-metals; commercial phosphorus trisulphide |
| 2813.10 | 000 | Carbon disulphide |
| 2813.90 | | IV.- INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS |
| 28.14 | | Ammonia, anhydrous or in aqueous solution |
| 2814.20 | 000 | Ammonia in aqueous solution |
| 2815.11 | 000 | Solid |
| 2815.12 | 000 | In aqueous solution (soda lye or liquid soda) |
| 28.18 | | Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide |
| 2818.10 | | Artificial corundum, whether or not chemically defined |
| 2818.20 | 000 | Aluminium oxide, other than artificial corundum |
| 2818.30 | 000 | Aluminium hydroxide |
| 28.21 | | Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3 |
| 2821.20 | 000 | Earth colours |
| 2822.00 | | Cobalt oxides and hydroxides; commercial cobalt oxides |
| 2822.00 | 010 | - Cobalt oxides and commercial cobalt oxides |
| 2822.00 | 090 | - Cobalt hydroxides |
| 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 |