| 2826.90 | | Other |
| 2826.90 | 100 | 1 Fluorosilicates of sodium or of potassium |
| 2826.90 | | 2 Other |
| 2826.90 | 910 | -Potassium fluorotantalate |
| 2826.90 | 990 | - Other |
| 28.27 | | Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides |
| 2827.10 | 000 | Ammonium chloride |
| 2827.20 | 000 | Calcium chloride |
| 2827.20 | | Other chlorides : |
| 2827.31 | 000 | Of magnesium |
| 2827.32 | 000 | Of aluminium |
| 2827.35 | 000 | Of nickel |
| 2827.39 | | Other |
| 2827.39 | 100 | 1 Of zinc |
| 2827.39 | | 2 Other |
| 2827.39 | 910 | - Of iron |
| 2827.39 | 920 | - Of cobalt |
| 2827.39 | 990 | - Other |
| 2827.39 | | Chloride oxides and chloride hydroxides : |
| 2827.41 | 000 | Of copper |
| 2827.49 | | Other |
| 2827.49 | 100 | 1 Zirconium oxychloride |
| 2827.49 | 900 | 2 Other |