| 2805.11 | 000 | Sodium |
| 2805.12 | 000 | Calcium |
| 2805.30 | 000 | Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed |
| 2805.40 | 000 | Mercury |
| 2805.40 | | II.- INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS |
| 2807.00 | 000 | Sulphuric acid; oleum |
| 28.09 | | Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined |
| 28.11 | | Other inorganic acids and other inorganic oxygen compounds of non-metals |
| 2811.19 | 100 | - Hydrobromic acid |
| 2811.19 | | Other inorganic oxygen compounds of non-metals : |
| 2811.29 | | III.- HALOGEN OR SULPHUR COMPOUNDS OF NON-METALS |
| 28.12 | | Halides and halide oxides of non-metals |
| 2812.15 | 000 | Sulphur monochloride |
| 28.13 | | Sulphides of non-metals; commercial phosphorus trisulphide |
| 2813.90 | | IV.- INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS |
| 28.14 | | Ammonia, anhydrous or in aqueous solution |
| 2814.10 | 000 | Anhydrous ammonia |
| 2814.20 | 000 | Ammonia in aqueous solution |
| 28.15 | | Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium |
| 28.15 | | Sodium hydroxide (caustic soda) : |
| 2815.20 | 000 | Potassium hydroxide (caustic potash) |
| 2815.30 | 000 | Peroxides of sodium or potassium |
| 28.16 | | Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium |
Harmonized Tariff Schedule of Japans inquiry: the
