| 2811.11 | 000 | Hydrogen fluoride (hydrofluoric acid) | 
| 2811.12 | 000 | Hydrogen cyanide (hydrocyanic acid) | 
| 2811.19 |  | Other | 
| 2811.19 | 100 | - Hydrobromic acid | 
| 2811.19 | 900 | - Other | 
| 2811.19 |  | Other inorganic oxygen compounds of non-metals : | 
| 2811.21 | 000 | Carbon dioxide | 
| 2811.29 |  | Other | 
| 2811.29 |  | 1 Dinitrogen tetroxide and Sulphur dioxide | 
| 2811.29 | 110 | - Dinitrogen tetroxide | 
| 2811.29 | 120 | - Sulphur dioxide | 
| 2811.29 | 900 | 2 Other | 
| 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 | 
| 2812.16 | 000 | Sulphur dichloride | 
| 2812.17 | 000 | Thionyl chloride | 
| 2812.19 | 000 | Other | 
| 2812.90 | 000 | Other |