| 28.06 | | Hydrogen chloride (hydrochloric acid); chlorosulphuric acid |
| 2806.10 | 000 | Hydrogen chloride (hydrochloric acid) |
| 2806.20 | 000 | Chlorosulphuric acid |
| 2807.00 | 000 | Sulphuric acid; oleum |
| 2808.00 | 000 | Nitric acid; sulphonitric acids |
| 28.09 | | Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined |
| 2809.20 | 000 | Phosphoric acid and polyphosphoric acids |
| 2810.00 | 000 | Oxides of boron; boric acids |
| 28.11 | | Other inorganic acids and other inorganic oxygen compounds of non-metals |
| 28.11 | | Other inorganic acids |
| 2811.11 | 000 | Hydrogen fluoride (hydrofluoric acid) |
| 2811.12 | 000 | Hydrogen cyanide (hydrocyanic acid) |
| 2811.19 | 100 | - Hydrobromic acid |
| 2811.19 | | Other inorganic oxygen compounds of non-metals : |
| 2811.21 | 000 | Carbon dioxide |
| 2811.22 | 000 | Silicon dioxide |
| 2811.29 | | III.- HALOGEN OR SULPHUR COMPOUNDS OF NON-METALS |
| 28.12 | | Chlorides and chloride oxides |
| 2812.11 | 000 | Carbonyl dichloride (phosgene) |
| 2812.12 | 000 | Phosphorus oxychloride |
| 2812.13 | 000 | Phosphorus trichloride |
| 2812.14 | 000 | Phosphorus pentachloride |
| 2812.15 | 000 | Sulphur monochloride |
Harmonized Tariff Schedule of Japans inquiry: 0
