| 3912.11    | 000        | Non-plasticised | 
| 3912.12    | 000        | Plasticised | 
| 3912.20    | 000        | Cellulose nitrates (including collodions) | 
| 3912.31    | 000        | Carboxymethylcellulose and its salts | 
| 39.13      |            | Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms. | 
| 3913.10    | 000        | Alginic acid, its salts and esters | 
| 3914.00    |            | Ion-exchangers based on polymers of headings 39.01 to 39.13, in primary forms. | 
| 3914.00    | 020        | - Of acrylic resins | 
| 3914.00    |            | II.- WASTE, PARINGS AND SCRAP; SEMI-MANUFACTURES; ARTICLES | 
| 39.15      |            | Waste, parings and scrap, of plastics. | 
| 3915.90    | 000        | Of other plastics | 
| 39.16      |            | Monofilament of which any cross-sectional dimension exceeds 1 mm, rods, sticks and profile shapes, whether or not surface-worked but not otherwise worked, of plastics. | 
| 3916.90    | 000        | Of other plastics | 
| 39.17      |            | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics. | 
| 3917.10    |            | Artificial guts (sausage casings) of hardened protein or of cellulosic materials | 
| 3917.10    | 010        | 1 Of hardened protein | 
| 3917.10    | 020        | 2 Of cellulosic materials | 
| 3917.10    |            | Tubes, pipes and hoses, rigid : | 
| 3917.29    | 000        | Of other plastics | 
| 3917.29    |            | Other tubes, pipes and hoses | 
| 3917.31    | 000        | Flexible tubes, pipes and hoses, having a minimum burst pressure of 27.6 MPa | 
| 3917.32    |            | Other, not reinforced or otherwise combined with other materials, without fittings | 
| 3917.32    | 090        | - Of other plastics |