| 3910.00 | | Silicones in primary forms. |
| 3910.00 | 010 | - In blocks of irregular shape, lumps, powders (including moulding powders), granules, flakes and similar bulk forms |
| 3910.00 | 090 | - Other |
| 3911.10 | | Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes |
| 3911.10 | 010 | - In blocks of irregular shape, lumps, powders (including moulding powders), granules, flakes and similar bulk forms |
| 3911.10 | 090 | - Other |
| 3911.90 | | Other |
| 3911.90 | 030 | - In blocks of irregular shape, lumps, powders (including moulding powders), granules, flakes and similar bulk forms |
| 3911.90 | 090 | - Other |
| 3912.11 | 000 | Non-plasticised |
| 3912.12 | 000 | Plasticised |
| 3912.20 | 000 | Cellulose nitrates (including collodions) |
| 3912.20 | | Cellulose ethers |
| 3912.31 | 000 | Carboxymethylcellulose and its salts |
| 3912.39 | 000 | Other |
| 3912.90 | 000 | Other |
| 3913.10 | 000 | Alginic acid, its salts and esters |
| 3913.90 | 000 | Other |
| 3914.00 | | Ion-exchangers based on polymers of headings 39.01 to 39.13, in primary forms. |
| 3914.00 | 010 | - Of polystyrene |
| 3914.00 | 020 | - Of acrylic resins |
| 3914.00 | 090 | - Other |
| 3914.00 | | II.- WASTE, PARINGS AND SCRAP; SEMI-MANUFACTURES; ARTICLES |