| 2843.90 | 000 | Other compounds; amalgams |
| 28.44 | | Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products |
| 2844.10 | 000 | Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds |
| 2844.20 | 000 | Uranium enriched in U 235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U 235, plutonium or compounds of these products |
| 2844.30 | 000 | Uranium depleted in U 235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U 235, thorium or compounds of these products |
| 2844.40 | | Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues |
| 2844.40 | 010 | - Compounds of fissile isotopes or alloys, dispersions (including cermets), ceramic products and mixtures containing these compounds |
| 2844.40 | 020 | -- Compounds of radioactive isotopes or alloys, dispersions (including cermets), ceramic products and mixtures containing these compounds |
| 2844.50 | 000 | Spent (irradiated) fuel elements (cartridges) of nuclear reactors |
| 28.45 | | Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined |
| 28.46 | | Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals |
| 2846.90 | 220 | - Lanthanum oxide |
| 2847.00 | 000 | Hydrogen peroxide, whether or not solidified with urea |
| 28.49 | | Carbides, whether or not chemically defined |
| 2849.10 | 000 | Of calcium |
| 2849.20 | | Of silicon |
| 2849.90 | 010 | - Boron carbide, niobium carbide and tantalum carbide |
| 2850.00 | 000 | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49 |
| 28.52 | | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams |
| 2852.10 | | Chemically defined |
| 2852.10 | 100 | 1 Certified reference materials |
| 2852.10 | | 2 Inorganic compounds and articles thereof: |
| 2852.10 | 210 | (1) Sulphates |
Harmonized Tariff Schedule of Japans inquiry: /etc/passwd
