| 2852.90 | | 2 Organic compounds and articles thereof: |
| 2852.90 | 210 | (1) Sultones and sultams |
| 2852.90 | 290 | (2) Other |
| 28.53 | | Phosphides, whether or not chemically defined, excluding ferrophosphorus; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals |
| 2853.10 | 000 | Cyanogen chloride (chlorcyan) |
| 2853.90 | 000 | Other |
| 2853.90 | | I.- HYDROCARBONS AND THEIR HALOGENATED, SULPHONATED, NITRATED OR NITROSATED DERIVATIVES |
| 29.01 | | Acyclic hydrocarbons. |
| 2901.10 | 000 | Saturated |
| 2901.10 | | Unsaturated : |
| 2901.21 | 000 | Ethylene |
| 2901.22 | 000 | Propene (propylene) |
| 2901.23 | 000 | Butene (butylene) and isomers thereof |
| 2901.24 | | Buta-1,3-diene and isoprene |
| 2901.24 | 010 | 1 Buta-1,3-diene |
| 2901.24 | 020 | 2 Isoprene |
| 2901.29 | 000 | Other |
| 29.02 | | Cyclic hydrocarbons. |
| 29.02 | | Cyclanes, cyclenes and cycloterpenes : |
| 2902.11 | 000 | Cyclohexane |
| 2902.19 | | Other |
| 2902.19 | 010 | 1 5-Ethylidene-2-norbornene |
| 2902.19 | 090 | 2 Other |