| 3912.31 | 000 | Carboxymethylcellulose and its salts |
| 3912.39 | 000 | Other |
| 3912.90 | 000 | Other |
| 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 |
| 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 | 090 | - Other |
| 3914.00 | | II.- WASTE, PARINGS AND SCRAP; SEMI-MANUFACTURES; ARTICLES |
| 39.15 | | Waste, parings and scrap, of plastics. |
| 3915.10 | 000 | Of polymers of ethylene |
| 3915.20 | 000 | Of polymers of styrene |
| 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. |
| 3916.10 | 000 | Of polymers of ethylene |
| 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 : |
| 3917.21 | 000 | Of polymers of ethylene |
Harmonized Tariff Schedule of Japans inquiry: C
